是时候更仔细地审视“货币政策3(MP3)”和“现代货币理论(MMT)”了

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现在该更仔细地看看“货币政策 3(MP3)”和“现代货币理论(MMT)”

这篇文章写给对经济学感兴趣的人,尤其是关心未来货币与财政政策将如何以不同方式运作的人。文章重点放在货币政策 3(我们将在世界各地看到更多的新型货币政策)和现代货币理论(一种近期提出、受到不少关注的新思路)上。全文分两部分。第一部分对关心这类话题的人很重要,但有点专业性;第二部分展示历史案例,专业性更强,大家可以根据自己的兴趣深浅随意翻阅。

第一部分:理解 MP3 与 MMT

我看经济和市场时,习惯用一种机械的眼光去看,就像工程师查看机器中的因果关系一样。在我看来,经济机器只有数量有限的因果关系(参见《经济机器如何运作》),这些关系可以多种方式组合,衍生出无穷无尽的排列组合,就像 26 个字母可以组合出无穷多的单词一样。更具体地说,经济政策有两个基本构件,即货币政策和财政政策;这两个大项之下各有几种工具(财政政策有征税和支出,货币政策有利率以及量化宽松和紧缩),每种工具下又可以有各种配置方式。从宏观层面看,货币政策决定体系中货币和信贷的总量(即购买力),财政政策决定政府从哪里拿钱(即税收)和把钱花到哪里(即支出)的影响力。

在我看来,全球政策制定者未来数年必须解决的最重要的工程难题是:当货币政策失效时,如何让经济机器为大多数人带来经济福祉。我不是说货币政策完全没用,而是说,它几乎无法再像我们习惯的那样,通过降息(我称之为货币政策 1)和量化宽松(我称之为货币政策 2)来刺激经济繁荣。原因在于,它既无法有效促进货币和信贷增长(即购买力),也无法有效让大多数人拿到这些钱来提高生产率和生活水平。因此,我认为我们将不得不走向货币政策 3,即财政与货币政策的协同配合,这种配合形式在我们有生之年从未见过,但在其他人所处的时代或其他遥远的地方曾以各种形态存在过。这一转变不可避免,因为当利率被锁定在 0% 而量化宽松又无法达成目标时,央行行长们必然想要放松政策。我最近更新了先前对这类协同配合的历史案例和未来可能性的探讨,下面与大家分享。

现代货币理论是那无穷多配置方式中的一种,在我看来它的出现是必然的,但不应过于精确地看待它。如果你不知道现代货币理论是什么,这里有一个链接(link)可以了解。不同的人对它的描述各有不同,因此它有略有差异的配置版本。例如,有些人会调整财政政策,开征财富税来消除学生贷款;另一些人可能以其他方式调整税收和支出;这些调整可以有无数种配置方式,现阶段我们不应深究,因为那会把我们拖进细枝末节,反而妨碍我们看到大问题。此外,把 MMT 当作一个整体方案来关注的人,思维会被限定在该方案的具体细节里,而无法从更广阔的 MP3 政策谱系中找到最优解。

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It’s Time to Look More Carefully at “Monetary Policy 3 (MP3)” and “Modern Monetary Theory (MMT)” This article is for folks who are interested in economics, especially about how monetary and fiscal policy will work differently in the future. It will focus on Monetary Policy 3 (the new type that we will see more of around the world) and Modern Monetary Theory (a recently proposed new approach that has received a fair amount of attention). It comes in two parts. The first part is important for folks who care about such stuff but it’s a bit wonky and the second which shows historical cases is very wonky so feel free to wade into this in whatever depth suits your interest. Part 1: Understanding MP3 and MMT When I look at economies and markets I look at them in a mechanical way much like an engineer would look at cause-effect relationships of a machine. To me the economic machine has a limited number of basic cause-effect relationships (see “How the Economic Machine Works”) that can be put together in numerous ways that can lead to an infinite number of combinations, just like the 26 letters of the alphabet can be combined to make up an infinite number of words. More specifically there are two basic building blocks of economic policy, which are monetary and fiscal policy, and under these there are a few ways (taxing and spending for fiscal policy, and interest rates and quantitative easing and tightening for monetary policy) and under each of these there are various ways they can be configured. At the big picture level, monetary policy determines the total amount of money and credit (i.e., spending power) in the system, and fiscal policy determines the government’s influence on where it’s taken from (i.e., taxes) and where it goes (i.e., spending). To me the most important engineering puzzle policy makers around the world have to solve for the years ahead is how to get the economic machine to produce economic well-being for most people when monetary policy does not work. I don’t mean that monetary policy won’t work at all; I mean that it won’t work hardly at all in stimulating economic prosperity in the ways that we are used to having it stimulate economic activity, which are through interest rate cuts (what I call Monetary Policy 1) and through quantitative easing (what I call Monetary Policy 2). That is because it won’t be effective in producing money and credit growth (i.e., spending power) and it won’t be effective in getting it in the hands of most people to increase their productivity and prosperity. Hence I believe we will have to go to Monetary Policy 3, which is fiscal and monetary policy coordination that is of a form that we haven’t seen before in our lifetimes but has existed in various forms in others’ lifetimes or faraway places. It is inevitable that this shift will happen because it is inevitable that central bankers will want to ease when interest rates are pinned at 0% and when quantitative easing will be ineffective in achieving the goal. I recently refreshed my prior exploration of past cases and future possibilities of such coordination, which I will share below. Modern Monetary Theory is one of those infinite number of configurations that is in my opinion inevitable and shouldn’t be looked at in a precise way. For those of you who don’t know what Modern Monetary Theory is, it’s described here (link). It’s described differently by different folks so it has slightly different configurations. For example, some might change fiscal policy so that there is a wealth tax that is used to eliminate student loans, and others might change taxes and spending in other ways, and there are an infinite number of ways these changes can be configured that we shouldn’t delve into at this stage because that will drive us into the weeds and the particulars that will stand in the way of seeing the big important things. Also, people who are focusing on MMT as a package will limit their thinking to the specifics of that package rather than thinking about the wider range of MP3 policies to find the best one. © 2019 Bridgewater® Associates, LP. By receiving or reviewing this Bridgewater Daily Observations™, you agree that this material is confidential intellectual property of Bridgewater® Associates, LP and that you will not directly or indirectly copy, modify, recast, publish or redistribute this material and the information therein, in whole or in part, or otherwise make any commercial use of this material without Bridgewater’s prior written consent. All rights reserved.

MMT 最重要的配置是将利率固定在 0%,同时通过财政政策的盈余和赤字变化来严格控制通胀,由此产生的债务将由央行货币化。换句话说,在我们习以为常的时代里,利率灵活浮动,财政赤字(经常出现)和盈余(很少见)则非常僵化,因此利率在创造购买力和经济周期方面更为重要;而在未来,利率将僵化地固定在 0%,财政政策将更加灵活并更为关键,赤字产生的债务将被货币化。如果你没留意的话,这大体上正是已经发生且未来将越来越需要发生的事情。换言之,目前三大主要储备货币中的两种(欧元和日元)利率已被钉在接近 0% 的水平,而在下一次经济下行中,第三种也是最重要的储备货币(美元)也很可能被钉在那里。因此,被货币化的财政政策赤字,是当下的首选刺激配置。这种配置早在“现代货币理论”这个概念出现之前就已存在,尽管 MMT 将其纳入了自己的框架。抛开标签不谈,以下配置确实存在,且在储备货币国家中越来越可能、越来越必要、也越来越可行:1)利率固定在 0% 左右;2)财政政策更加灵活,通过债务货币化为由此产生的赤字融资;3)严格的通胀目标制。这种方法还有一个额外好处:相比于央行从持有金融资产者手中购买金融资产、而这些人再用从央行获得的钱去买他们想买的金融资产,这种方式创造和配置的货币与信贷,能更精准地导向期望的用途。历史上有很多这样的案例(比如 20 世纪 30 年代到 40 年代的战前和战时,你知道,我认为那与当下有类比性),它们提供了值得借鉴的经验,说明这种做法过去是如何运作的、未来又该如何设计。

这种方法的最大风险,在于把创造和配置货币、信贷及支出的权力,交到经选举产生的政治决策者手中。在我看来,要让这些 MP3 政策运转良好,制度设计必须确保决策权掌握在明智、不带政治动机、且能力极强的人手中。很难想象要如何构建出这样的制度。与此同时,我们无可避免地正朝这个方向走去。

再看看我们对 MP3 和 MMT 的思考

在下面这一节,我会更详细地概述我对 MP3 可能呈现的形态的一些想法,但我和桥水同事认为的核心观点如下:

· 我们认同财政政策必须与货币政策相连接,才能在下一次经济下行中提供足够的刺激。因为货币政策 1(基于调整利率)在多数情况下要么无法单独发挥作用,要么空间有限,而货币政策 2(基于央行“印钱”并购买金融资产)的刺激能力也有限。正如《应对大债务危机》中解释的原因,只要一个国家的债务以其本币计价,货币政策和财政政策的组合就能有效平滑经济下行,唯一阻碍在于经济决策者的能力有限,和/或政治上难以做出正确抉择。

· 我们把财政与货币政策的协调称为货币政策 3(MP3)——在降息(MP1)和量化宽松(MP2)效果有限时,这是一个关键的政策工具。

· 我们认为,在下一次下行中,降息和量化宽松的效果将显著减弱,原因我们在别处已深入阐述。我们也不认为货币政策能产生足够的涓滴效应。量化宽松和降息对高收入者的帮助大于低收入者(因为它们推高了资产价格,惠及那些本就持有大量资产的人)。而且这些杠杆无法把资金精准投向那些值得投资的方向,比如教育、基础设施和研发。

· 显然,常规财政政策通常是我们处理这类投资的方式。但在下行中依赖财政政策的问题(除了它高度政治化之外)在于反应缓慢:前置时间很长,需要制定项目,对赤字的担忧会使财政刺激在政治上更难通过,等等。

不妨设想一下,如果税收像利率那样以摆动方式运作,它就能成为一种半自动稳定器。如果出现衰退,就相当于自动减税;反过来,经济过热收紧时,税收就会自动上升。

MMT’s most important configuration is the fixing of interest rates at 0% and there is the strict controlling of inflation via the changing of fiscal policy surpluses and deficits, which will produce debt that central banks will monetize. In other words, whereas during the times we have become used to, interest rates moved around flexibly and fiscal deficits (often) and surpluses (rarely) were very sticky so interest rates were more important in producing buying power and the cycles, in the future interest rates will be very sticky at 0% and fiscal policies will be much more fluid and important and the debts produced by the deficits will be monetized. In case you didn’t notice, that is by and large what has been happening and will increasingly need to happen. In other words, interest rates are now pinned near 0% in two of the three major reserve currencies (the euro and the yen) and there is a good chance that they will be pinned there in the third and most important reserve currency (the dollar) in the next economic downturn. As a result, fiscal policy deficits that are monetized is the contemporary stimulation configuration of choice. That existed long before there was a concept called “Modern Monetary Theory,” though MMT embraces it. Putting labels aside, it is certainly the case that the configuration of having 1) an interest rate fixed at around 0%, 2) more flexible fiscal policies with debt monetization to fund the resulting deficits with 3) rigorous inflation targeting exists and is increasingly likely, necessary, and possible in reserve currency countries. An added benefit of this approach is that the money and credit created can be better targeted to fund the desired uses than the process of having the central bank buy financial assets from those who have financial assets and use the money they get from the central bank to buy the financial assets they want to buy. There are many historical cases of this happening (see the 1930s-1940s prewar and war periods which, as you know, I think are analogous), which offer worthwhile lessons about how this was and could be engineered The big risk of this approach arises from the risks of putting the power to create and allocate money, credit, and spending in the hands of politically elected policy makers. In my opinion, for these MP3 policies to work well, the system would have to be engineered in a way that decision making would be in the hands of wise, not politically motivated, and highly skilled people. It’s difficult to imagine how the system will be built to achieve that. At the same time it is inevitable that we are headed in this direction. Looking at Our Thinking about MP3 and MMT In the following section, I will outline some of my thoughts on what MP3 is likely to look like in more detail, but the main points me and my Bridgewater colleagues believe to be true are: • We agree with the notion that fiscal policy has to be connected with monetary policy to provide enough stimulus in the next economic downturn. That is because Monetary Policy 1 (based on moving interest rates) is in most cases either unable to happen alone or unable to happen much, and Monetary Policy 2 (based on central banks “printing money” and buying financial assets) has limited power to stimulate. For reasons explained in “Principles for Navigating Big Debt Crises,” as long as countries have their debts denominated in their own currencies, the combination of monetary and fiscal policies would likely work to smooth out economic downturns, and the only things that stand in the way are the limited capabilities of economic policy makers and/or the limited political abilities to do the right things. • We’ve described the coordination of fiscal and monetary policy as a type of Monetary Policy 3 (MP3)— and this is a critical policy tool when interest rate cuts (MP1) and QE (MP2) have limited effectiveness. • We think that interest rate cuts and QE will be significantly less effective in the next downturn for reasons we’ve described in depth elsewhere. We also don’t believe that monetary policy is producing adequate trickle-down. QE and interest rate cuts help the top earners more than the bottom (because they help drive up asset prices, helping those who already own a lot of assets). And those levers don’t target the money to the things that would be good investments like education, infrastructure, and R&D. • Obviously, normal fiscal policy is usually the way we handle those sorts of investments. But the problem with relying on fiscal policies in a downturn (besides them being highly politically charged) is that it is slow to respond: it has long lead times, you have to make programs, concerns over deficits can make it more challenging politically to pass fiscal stimulus, etc. Imagine instead if you had taxes operating in a swing way, the same way that interest rates move, so that it could be a semi-automatic stabilizer. If you had a recession you would have the equivalent automatic reduction in taxes. On the opposite end, a tightening would result in a rise in taxes.

我们可以设想,将高回报投资半自动地引导到资金不足的领域(如教育、基础设施、研发),而不是仅仅通过金融市场流向公司和投资者认为最有利可图的领域。

用央行印制的货币为这类支出提供资金,意味着政府不必担心传统问题——赤字扩大导致债务发行增加,进而推高利率——因为央行会通过货币化(量化宽松)来为赤字买单。正如我们此前多次描述过的,以及自 2008 年金融危机以来所看到的那样,这种货币化不会引发太多通胀。原因在于,通胀取决于总支出除以商品和服务销量的结果。如果印出的钱只是抵消经济下行中信贷和支出的部分萎缩,那就不会产生通胀。例如,过去十年里,央行大举货币化债务,却一直在为通胀过低而苦恼,而非通胀失控。

关键问题是,谁能可靠地把这些杠杆用好(央行?联邦政府?)。这些工具用好了能带来实实在在的好处,用不好也会造成实实在在的伤害。所以治理结构和决策权需要精心设计。这是个很大的话题,这里我就不展开了。

许多现代货币理论(MMT)支持者主张的一项具体政策是就业保障计划。这在很大程度上取决于具体怎么做。从表面看,我喜欢这个想法——经济下行时,人们通过政府工作岗位挣钱,而不是只领救济金,因为保持就业通常对人们的心理和情绪健康很重要,也能产生好的结果(比如让城市保持干净、互相帮助)。

现代货币理论(MMT)也有我不认同的地方。这里只提两点:

我不认同那种说法——企业不根据资金成本做投资,只看业务前景就做决定。资金成本和业务前景都很重要。资本成本对企业的决策影响巨大。比如,低资金成本就是美国公司大量回购股票的原因。

一些现代货币理论(MMT)支持者把通胀主要归咎于企业过度的定价权。这或许会影响通胀,但更重要的是,当你某种东西短缺(劳动力、大宗商品等)而需求又过旺时,那样东西的价格自然会上涨。

货币政策 3(MP3)可能是什么样子

正如我指出的,过去几个周期足以刺激经济的政策工具,这次恐怕不够用了。货币政策 1——降息——受制于发达经济体已经极低甚至为负的利率,再往下压的空间不大。货币政策 2——量化宽松——受制于长期利率和资产预期回报本已很低,加上一些央行(尤其是欧洲央行)在现有政治约束下可购买的债券所剩不多。此外,量化宽松在把钱和信贷送到没有金融资产的人手里方面相对低效,还会拉大机会差距。基于这些原因,我相信下一次经济下行时,发达国家需要转向“货币政策 3”(MP3)。本研究中,我们将 1)定义 MP3,2)举一些例子,3)重点看 1930 年代的做法。

货币政策 3 包含的货币政策,更多指向花钱的人,而非投资者和储蓄者(那是 MP1 和 MP2 主要针对的对象)。换句话说,这些政策把钱印出来交给花钱的人,并激励他们去花。这类政策无疑会在政治上引起央行和政府的争议。核心问题是,这些政策会伤害还是提升生产率。原因在《债务危机》一书中有解释:只要一个国家的债务以本币计价,这些政策很可能有助于平抑经济下行,唯一挡在路上的,是经济政策制定者能力的局限,和/或政治上做了正确事情的能力局限——前提是创造出的生产率要大于印出来并花出去的钱和信贷。这就是为什么政策制定者现在就把这些想清楚很重要——

• We could imagine semi-automatic increases in investments with high ROI to underfunded areas (e.g., education, infrastructure, R&D) rather than just going through financial markets to the areas that companies and investors find most profitable for them. • Funding such things with money printed by the central bank means that the government doesn’t have to worry about the classic problem of the larger deficits leading to more debt sales leading to higher interest rates because the central bank will fund the deficits with monetization (QE). As we’ve described several times before and have seen since the 2008 financial crisis, such monetization won’t cause too much inflation. That is because inflation is determined by the total amount of spending divided by the quantity of goods and services sold. If the printed money simply offsets some of the decline in credit and spending that happens in an economic downturn, then it won’t produce inflation, e.g., over the last decade central banks struggled with inflation being too low, not runaway inflation, while they have massively monetized debt. • The big question is who can be relied on to pull these levers well (central bank? federal government?). These tools have the power to do real good but they also can do real harm if not used responsibly. So the governance and decision rights would need to be carefully engineered. That’s a big topic I won’t get into here. • One specific policy that many MMT proponents have advocated for is a guaranteed jobs program. A lot depends on how that would actually be done. At a superficial level, I like the idea of people working to earn money through a government job in an economic downturn versus just getting welfare checks because staying employed is generally important for people’s psychology/emotional health as well as producing good outcomes (like keeping our cities clean and helping each other). There are aspects of MMT that I disagree with. Here are just a couple: I disagree with the notion that businesses don’t make investments based on the cost of money and just make decisions based on business prospects. Both the cost of funds and business prospects are important. The cost of capital is a giant influence on the decisions of businesses to do things. For example, the low cost of capital was the reason US companies did huge amounts of share buybacks. • Some MMTers blame inflation primarily on businesses’ excessive pricing power. While that might influence inflation, the bigger deal is that when you have a shortage of something (labor, commodities, etc.) and excessive demand for it, the price of that thing goes up. What Monetary Policy 3 (MP3) Could Look Like As I’ve noted, the policy tools that were sufficient to stimulate the economy in the last several cycles probably won’t be enough this time around. Monetary Policy 1—cutting interest rates—is limited by very low/negative rates across the developed world that probably can’t be lowered all that much more. Monetary Policy 2—quantitative easing—is limited by already very low longer-term interest rates/expected returns on assets and some central banks (especially the ECB) running low on bonds they can buy given current political constraints. Also, it is relatively ineffective in getting money and credit to those who don’t have financial assets, and it contributes to the widening opportunity gap. For these reasons, I believe in the next downturn developed countries will need to turn to “Monetary Policy 3” (MP3). In this study we will 1) define MP3, 2) give examples of it, and 3) focus on what was done in the 1930s. Monetary Policy 3 comprises monetary policies that are more directed at spenders than at investors/savers (the groups that MP1 and MP2 principally target). In other words, they are policies that provide printed money to spenders with incentives for them to spend it. These sorts of policies will undoubtedly be politically controversial for both central banks and governments. The big question is whether these policies will hurt or help productivity. For reasons explained in the book Principles for Navigating Big Debt Crises, as long as countries have their debts denominated in their own currencies, these policies would likely work to smooth out economic downturns, and the only things that stand in the way are the limited capabilities of economic policy makers and/or the limited political abilities to do the right things, if the productivity produced is more than the amount of money and credit that is produced and spent. That’s why it’s important for policy makers to work through these

政治及其他方面的障碍,并尽早制定“B 计划”——即当 MP1 和 MP2 刺激不足时(例如购买股票、购入低质量债券、资助财政项目等)该如何应对。否则,在经济下行期间再去处理这些政治考量,可能留给我们的准备时间不够,从而让衰退变得更糟,因为没有任何力量能抵消自我强化的下行压力。

下面,我将分享我们此前关于这类 MP3 政策可能采取何种形式的研究,并补充一些近期案例。

货币政策 3 的定义

尽管我们大多数人一生中都没见过这种政策,但它确实在其他时代和其他地方存在过。MP3 是协调一致的货币与财政政策的连续统一体,区别在于谁拿到钱(私营部门还是公共部门),以及印出来的钱以何种直接方式提供(直接向支出者提供“直升机撒钱”,还是通过更间接的融资支出方式)。下图将 MP3 的许多可能类型映射到这一连续统一体上。总体而言,越直接的政策效果越强,但在政治上实施难度也越大。而一些最间接的政策(或其变体)最近已被采用,但规模远未达到下一次重大衰退时可能需要的程度。

political/other impediments and develop their “Plan B” now—what they’ll do when MP1 and MP2 don’t provide enough stimulus (e.g., buy equities, buy lesser quality debt, fund fiscal programs, etc.). Otherwise, working through those political considerations as the economy turns down might provide inadequate lead time, which can make the downturn much worse because there is nothing to offset the self-reinforcing downward pressures. Below, I’ll share some of our prior research on what sort of forms these MP3 policies can take, updated with some recent examples. Definition of Monetary Policy 3 Though most of us haven’t seen it in our lifetimes, it has existed in other lifetimes and other places. MP3 is a continuum of coordinated monetary and fiscal policies that vary who gets the money (private sector versus public sector) and how directly that printed money is provided (directly providing “helicopter money” to spenders versus more indirect means of financing spending). The following diagram maps many of the possible types of MP3 onto that continuum. In general, the more direct policies would be more effective, but also more politically difficult to do. And some of the least direct policies (or variants of them) have recently been used, but not at the scale that would likely be needed in the next significant downturn.

MP3 政策长什么样

最直接 最间接

中央银行直接向政府提供 中央银行直接向家庭提供

印刷货币 印刷现金(直升机撒钱)

直接债务“豁免” 间接债务“豁免”

(大规模债务减记; 用印刷货币为减税融资

量化宽松中债务被“注销”

(政府无需偿还))

政府实施财政支出

(例如开发银行) 中央银行同时向

公共部门 大规模财政宽松 半私营实体放贷

加大力度 等同于大规模量化宽松 降低实际债务成本

针对私营部门 (降低利率,传导给家庭)

极度负利率

谁被刺激消费?

我们将更详细地梳理这些政策(包括一些实际采用过这些政策的历史案例),先从针对公共部门的 MP3 政策说起:

最间接的选择是增加债务融资的财政支出,并配合量化宽松买下大部分新增发行债券(例如 1930 年代日本、二战期间的美国,以及 2008 年金融危机后几乎所有大型发达国家)。

中央银行可以向开发银行或其他私营/半私营实体放贷或注资,由它们将资金用于刺激相关项目(例如 2008 年的中国)。

最后,还有直接的财政/货币协同,即中央银行明确以货币化政府项目为目标。这可以通过以下方式实现:

a)增加债务融资的财政支出,而财政部不承担债务责任,因为:

a. 支出伴随量化宽松,由中央银行注销债务或承诺永久滚动债务,

b. 中央银行承诺印钞偿还债务(例如 1930 年代德国),或

b)直接将新印的货币交给政府花,不经过发行债务这一步。历史案例包括印刷法定货币(如中华帝国、美国独立战争、美国内战、1930 年代德国、一战时期的英国)或压低硬通货成色(古罗马、中华帝国、16 世纪英格兰)。

What MP3 Looks Like Most Direct Central bank provides Central bank provides printed money directly printed cash directly t to government households (helicopter money) Direct Debt “Jubilee (big debt write down QE in which debt is “retired” (government doesn’t have to pay back) Indirect Debt “Jubilee” financing tax cuts witt printed money How Directly Do They Receive Stimulus? Least Direct implement fiscal spending (e.g. development banks) semi-private entities tha Central bank lends to at the same time Public Sector Big fiscal easing Targeted to as big QE Let that buy and abodeg (lowering the real cost o debt repaymentrig Both parks) interest rates, passed on Extremely negative Private Sector Targeted to to households lend Who Is Stimulated to Spend? We’ll walk through those policies in more detail (including some historical cases in which the policies were used), starting with MP3 policies that are targeted to the public sector: The least direct option is an increase in debt-financed fiscal spending, paired with QE that buys most of the new issuance (e.g., Japan in the 1930s, the US during WWII, and nearly every large developed country following the 2008 financial crisis). • Central banks could lend to/capitalize development banks or other private/semi-private entities that would use the financing for stimulus-related projects (e.g., China in 2008). Finally, there can be direct fiscal/monetary coordination, where the central bank explicitly aims to monetize government programs. This could occur via: a) An increase in debt-financed fiscal spending, where the Treasury isn’t on the hook for the debt because: a. The spending is paired with OE where the central bank retires the debt or commits to rolling the debt forever, b. The central bank promises to print money to cover debt payments (e.g., Germany in the 1930s), or b) Directly giving newly printed money to the government to spend, not bothering to go through issuing debt. Past cases have included printing fiat currency (e.g., Imperial China, the American Revolution, the US Civil War, Germany in the 1930s, the UK during WWI) or debasing hard currency (Ancient Rome, Imperial China, 16th century England).

这些 MP3 政策为私营和公共部门的支出提供支持。下面列举一系列例子。需要说明的是,我们并非推荐其中任何一项,只是给出具体的实例。

• 量化宽松(QE)可用于购买房地产或其他实物资产,并最理想地将其用于有益于社会的目的。例如,买下底特律的废弃房产(这将支持私人业主),拆除后修建公园。

• 大规模债务减记伴随大规模货币创造(“禧年”之年)。

• 较间接的方式是明确以更高通胀或货币贬值为目标,以随时间降低债务的实际价值。

• 央行明确将货币干预或贬值当作杠杆,将有助于此。例如,大萧条期间美元贬值(再加上一项使挂钩黄金的债务失效的法律),实际上产生了巨大的债务减记。

在某些情况下,政府直接创造或协商债务减记(如古罗马、大萧条时期、近年来的冰岛)。

这些 MP3 政策针对私营部门:

• MP3 政策可通过银行发挥作用,为银行提供极强的放贷激励。例如,除了对超额准备金实行负利率之外,央行还可对法定准备金提供高正利率——这样,银行放贷的利润就远比囤积超额准备金(在央行印钞的情况下)更可观。欧洲、日本和英国近期已有类似方案的尝试。

另一种实现方式是通过补贴贷款或担保来激励家庭借贷。一个例子是英国的“购房援助”计划,为部分购房者提供五年期免息贷款,金额最高可达房产价值的 20%。

• 到目前为止,负利率向家庭的传导还很有限。央行可以尝试明确地抑制家庭持有现金,以促使家庭消费。例如,有人建议对持有现金征收“携带税”,税率与负利率相同(大萧条期间的欧洲曾尝试过这种做法)。还有人建议废止实物货币,只使用数字货币,以便对所有现金持有轻松适用负利率。显然,这会是极端做法。

央行可被赋予调整所得税率或销售税率(或许在一定区间内浮动)的权力。这样,央行就可以将其作为额外的逆周期杠杆来管理经济——衰退时降低税收(配合印钞),繁荣时提高税收。

• 印钞并直接向家庭转移现金(即“直升机撒钱”)。我们所说的“直升机撒钱”,是指把钱交到花钱的人手里,促使他们消费(例如,大萧条时期美国退伍军人奖金、古代中国)。这笔钱如何发放可以有不同形式——基本变体是:a)要么给每个人同样的金额,要么在一定程度上偏向某一群或几群人(例如,给穷人的多于富人);b)要么一次性发放,要么持续发放(也许作为全民基本收入)。这些变体还可配合花掉这笔钱的激励措施——比如一年内不花就作废。

这笔钱可被指定存入特定投资账户(如退休、教育,或专门用于小企业投资的账户),以引导其用于有益于社会的支出或投资。

• 一种可能的政策设计是将量化宽松的收益或持仓分配给家庭,而不是给政府。

• 作为直升机撒钱的一个变体,央行可以为股票和风险较高的资产提供回撤保护或保证收益率,以进一步抬高资产价格并支持支出。

These MP3 policies support spending in both the private and public sectors. What follows is a laundry list of examples. To be clear, we aren’t recommending any of these; we are just giving you tangible examples. • QE could be used to purchase real estate or other real goods, which would then ideally be used for socially beneficial ends. For instance, buying up abandoned properties in Detroit (which would support private landholders) and demolishing them to build parks. • Big debt write-down accompanied by big money creation (the “year of Jubilee”) • The less direct version of this is via explicitly targeting higher inflation or currency devaluation to lower the real value of the debt over time. • Central banks explicitly using currency intervention/depreciation as a lever would help with this. For instance, the dollar devaluation during the Great Depression (paired with a law invalidating gold-linked debt) effectively produced a big debt write-off. In certain cases, governments directly created or negotiated debt write-downs (e.g., Ancient Rome, Great Depression, Iceland recently). These MP3 policies are targeted toward the private sector: • MP3 policies could work through banks, providing them very strong incentives to lend. For instance, in addition to negative rates on excess reserves, the central bank could offer highly positive rates on required reserves—making it materially more profitable for banks to lend (versus building up excess reserves as central banks print money). Flavors of this program have recently been attempted in Europe, Japan, and the UK. A different way of accomplishing this is incentivizing households to borrow through subsidized loans or guarantees. One example is the UK’s “Help to Buy” program, providing a five-year, interest-free loan for up to 20% of the property value to some home buyers. • So far, negative rates haven’t flowed through to households much. Central banks could experiment with explicitly aiming to disincentivize households from holding cash to induce households to spend. For instance, some people have suggested a “carrying tax” on holding cash, at the same rate as the negative interest rate (this was experimented with in Europe during the Great Depression). Other people have suggested invalidating physical money and using digital money only to make it easier to apply a negative interest rate to all cash holdings. Obviously this would be extreme. Central banks could be given control over changing income tax rates or sales tax rates, perhaps within a band. They could then use it as an additional countercyclical lever to manage the economy, lowering taxes in recessions (pairing it with money printing) and raising taxes in good • Printing money and doing direct cash transfers to households (i.e., helicopter money). When we refer to helicopter money, we mean directing money into the hands of spenders of money to get them to spend (e.g., US veterans’ bonus during the Great Depression, Imperial China). How that money is directed could take different forms—the basic variants are a) to either direct the same amounts to everyone or to aim for some degree of helping one or more groups over others (e.g., to the poorer more than to the rich), and b) to provide this money either as one-offs or over time (perhaps as a universal basic income). These variants could be paired with an incentive to spend it—like the money disappearing if not spent within a year. The money could be directed to specific investment accounts (like retirement, education, or accounts earmarked for small business investments) to target it toward socially desirable spending/investment. • One potential way to craft the policy is to distribute returns/holdings from QE to households instead of to the government. • As a variant of helicopter money, central banks could give drawdown protection or guarantee a rate of return for stocks and riskier assets in order to further increase asset prices and support spending.

再次重申,我们无意对这些方案的相对优劣作出评判;只是希望大家了解,如果我们是政策制定者,会去审视历史上哪些类型和数量的案例。这一审视过程随后必须考虑各国法律和政治上的可接受性。要找出最优方案是一项大工程,需要时间。因此,我们认为政策制定者,尤其是各国央行行长,现在就该着手研究这一问题。

虽然我们不会对其中每一项都发表看法,但我们会指出,最有效的路径是财政与货币政策的协调配合,因为这能确保货币的供给与支出同步发生。如果央行只是向民众发放资金(直升机撒钱),通常不如附带激励措施促使人们花掉这笔钱来得有效。然而,有时货币政策的制定者与财政政策的制定者难以协调,这时就会采用其他方式。

在审视这些案例时,请记住,有时某项政策并不完全落入上述某一类别,因为它们兼具多种要素,并且处于前面提到的连续谱系之中。就连货币政策 2(即量化宽松)与货币政策 3 之间的界限也并不清晰。例如,如果政府出台减税措施,那可能不算是直升机撒钱,但取决于这笔减税如何融资。也可能出现政府作为花钱方、央行不以贷款方式为这种支出融资的情况——那就是通过财政渠道实现的直升机撒钱。

第二部分:历史案例

历史上有很多这样的案例:效果不佳的货币政策 1 和货币政策 2,最终迫使政策转向直接干预式的货币政策 3。

我想向大家展示一系列货币政策 3 的历史案例,让你们大致了解这些政策过去是如何发挥作用的,而不会深入研究每一个案例,因为那样的话我们得给你们写厚厚一本书。我的办法是,先深入探讨大萧条时期主要经济体的货币政策 3,然后粗略审视其他几个案例,包括一些开始跨越到货币政策 3 边缘的量化宽松案例。下面要讲的内容很长,但颇为有趣,其中还讲述了某些我们认为是天方夜谭的措施如何在形势所迫下应运而生。我希望通过讲述这些内容,能让大家打开思路,看到比平常所能想象的更为广阔的可能性空间。因为所有这些材料相当冗长且晦涩,我已将其发布在 www.economicprinciples.org 网站上,供感兴趣的朋友查阅。不过,由于全球大萧条是最近一次与当今环境最为相似的历史情况,我也把这一案例放在下面,供大家只考察这一具有标志性的案例。

To reiterate, we aren’t offering any comments on the relative merits of these; we are just giving you a sense of the range and the number of historical cases that, if we were in the position of policy makers, we would be looking through. This examination process then has to consider what’s legal, and what’s politically acceptable, in each country. It’s a big job to work out what’s best, so that will take time. As a result, we believe that policy makers, especially central bankers, need to work hard on figuring this out now. While we won’t offer opinions on each of these, we will offer our opinion that the most effective approach is fiscal/monetary coordination, because it assures that both the providing of money and the spending of it will occur. If central banks just give people money (helicopter money), that’s typically less adequate than giving them that money with incentives to spend the money. However, sometimes it is difficult for those who set monetary policy to coordinate with those who set fiscal policy, in which case other approaches are used. As we look at these cases, keep in mind that sometimes the policies don’t fall exactly into these categories, as they have elements of more than one of them and they exist on the continuum mentioned above. There is not even a clear line of demarcation between MP2 (i.e., QE) and MP3. For example, if the government gives a tax break, that’s probably not helicopter money, but it depends on how it’s financed. There can be the government acting as the spender, with the central bank financing that spending without a loan —which is helicopter money through fiscal Part 2: Historical Cases There are many historical cases of less effective MP1 and MP2 leading to cases of directing monetary policy to put I’d like to show you a bunch of historical cases on MP3 so you get a flavor of how they worked in the past without delving deeply into each because we would have to give you a big book of them to do that. The way I am going to do that is to first dig into Monetary Policy 3 during the Great Depression in the major economies at the time, and then superficially look at several other cases, including some QE cases that are beginning to cross the line to MP3 policies. What I will show you is long but interesting, and it includes how some things that we would consider implausible came about out of necessity. My hope is that in conveying such things we will all be able to open your thinking to a wider range of possibilities than you ordinarily might imagine. Because all of this material is rather long and wonky, I’ve posted it at www.economicprinciples.org for those of you who are interested. But since what happened in the global great depression is the most recent analogous case to today’s environment, I’m including that below if you’d like to examine just one iconic case.

附录:货币政策 3 的历史详细实例

我们现在要向你们展示大量实例,有些会深入讲解,有些则简略带过。这些例子都印证了我们刚回顾的 MP3 原则。如果你们觉得实例太多,跳过其余部分即可。

实例 1:美国 20 世纪 30 年代

如我们之前所述,富兰克林·D·罗斯福总统的政策——尤其是 1933 年让美元对黄金贬值——帮助实现了“漂亮的去杠杆”。但到 1935 年,政策制定者已经开始担心美国如何应对下一次经济衰退。事实上,那一年,一位美国众议员在质询美联储主席马里纳·埃克尔斯时发明了“推绳子”这个说法,埃克尔斯担心美联储能阻止经济扩张,但对经济收缩却无能为力。在这一节,我们描述美国如何用协调一致的创造性财政政策来补充 MP1 和 MP2(低利率与货币供给增加)——并依靠财政与货币政策的协调配合走出了 1937 年的衰退。

发达经济体货币计价的黄金表现(以 1929 年为基准) - 实际 GDP 增长

  • 美元 — 英镑 - 法国法郎 - 瑞士法郎 - 日元

250% 美国于 1933 年 10%

让美元贬值…200%

5%

150%

100% 0%

50% -5%

…帮助带来

0% 复苏 - 10%

-50%

29 31 33 35 37 39 30 35

罗斯福最早的重大财政政策转变之一,是在其“漂亮的去杠杆”组合中精心安排大规模的债务减记。他通过几项不同的政策来实现这一点。首先,美国通过一项法律,废除了债务合同中的“黄金条款”。在此之前,大多数长期债务都有黄金指数化条款,这意味着贬值会大幅增加名义债务负担。废除该条款让债务负担在美元贬值时保持不变,实际上形成了广泛的债务重组。当然,这意味着政府以立法方式打破合同,受益的是债务人,受损的是债权人。此案上诉至最高法院,以 5 比 4 的投票结果判政府胜诉。

其次,1933 年罗斯福设立了一个机构来帮助陷入困境的抵押贷款借款人,即房主贷款公司(HOLC)。该机构用政府担保的债券换取困境抵押贷款,以高于止赎价值的价格收购抵押贷款,从而鼓励贷款机构参与。然后 HOLC 会重组这些抵押贷款,降低利率并将贷款期限延长至 15 年(当时的抵押贷款期限通常为 5 至 10 年)。在某些情况下(尽管不常见),HOLC 还会削减本金,将借款人的贷款价值比(LTV)控制在 80% 以下。该机构收购了 100 万笔贷款,约占全部抵押贷款的 20%,花费 47.5 亿美元(约为 GDP 的 8%)。

罗斯福还设立了直接雇佣人员的大型政府项目。最重要的是 1935 年启动的公共事业振兴署(WPA)。该机构一直运作到第二次世界大战爆发,支出约占每年 GDP 的 2%。WPA 专门聚焦就业,规定所有项目至少将 90% 的成本用于劳动力。大多数项目与基础设施相关,但也有资金支持白领和艺术类工作。该计划雇用了图书管理员、音乐家、作家、裁缝、教师、研究人员、医生、建筑师等。在高峰期,它雇佣了约 350 万人,占劳动力的 6% 以上。

Appendix: Detailed Historical Examples of Monetary Policy 3 We are now going to show you a large number of examples, some explained in more depth than others. They all exemplify the principles about MP3 that we just reviewed. If you find that there are too many, just skip the rest. Example 1: In the US during the 1930s As we’ve previously described, President Franklin D. Roosevelt’s policies—especially devaluing the dollar versus gold in 1933—helped create a “beautiful deleveraging.” But by 1935, policy makers were already expressing concern about how the US might offset the next economic downturn. In fact, that year the term “pushing on a string” was coined by a US representative questioning Fed Chair Marriner Eccles, who was concerned that the Fed could stop an expansion but couldn’t do much to offset a contraction. In this section, we describe how the US complemented MP1 and MP2 (low rates and an increase in money) with coordinated, creative fiscal policy—and relied on fiscal and monetary coordination to pull out of the 1937 downturn. Gold Performance in Developed Currency Terms (Indexed to 1929) - RGDP Growth

  • USD — GBP - FRF - CHF JPY

250% US devalues 10% in 1933... 200% 5% 150% 100% 0% 50% -5% ...helping produce 0% a recovery

  • 10%

-50% 29 31 33 35 37 39 30 35 One of Roosevelt’s first major fiscal policy shifts was to engineer big debt write-downs as part of his “beautiful deleveraging” mix. He did that through a couple different policies. First, the US passed a law eliminating the “gold clause” from debt contracts. Up until then, most long-term debts had gold indexation clauses that would have meant the devaluation would increase nominal debt burdens significantly. Eliminating that clause kept debt burdens the same even as the dollar fell, effectively creating a broad-based debt restructuring. Of course, that meant that the government legislated the breaking of contracts in a way that benefited debtors at the expense of creditors. This case was taken to the Supreme Court and decided 5-4 in the government’s favor. Second, in 1933 Roosevelt created an agency to aid underwater mortgage borrowers, the Home Owners’ Loan Corporation (HOLC). This agency exchanged distressed mortgages for government-guaranteed bonds, purchasing the mortgages above foreclosure value, which encouraged lender participation. Then the HOLC would restructure the mortgages, lowering the interest rate and extending the term of the loan to 15 years (mortgages then typically had a 5- to 10-year maturity). In some cases (though not typically), the HOLC would also reduce the principal to keep the loan-to-value (LTV) ratio for borrowers below 80%. The agency purchased 1 million loans, about 20% of all mortgages, spending $4.75 billion (approximately 8% of GDP). Roosevelt also created large government programs that directly employed people. The most significant was the Works Progress Administration (WPA), started in 1935. It lasted until the start of World War II and represented spending equal to approximately 2% of GDP annually. The WPA was focused specifically on employment, as it mandated that all projects spend at least 90% of costs on labor. Most projects were infrastructure-related, though there was also funding for white-collar and artistic work. The program hired librarians, musicians, writers, seamstresses, teachers, researchers, doctors, architects, and more. At its peak, it employed about 3.5 million people, over 6% of the labor force.

1936 年又添了一把火:政府提前大额发放退伍军人奖金。这个计划是政府举债、向家庭直接转移现金的一个典型例子。政府实际做的是,给退伍军人发放不可流通债券,可以换成现金立即兑现,也可以持有到期,利率高于市场水平。另外,此前向政府预支过未来奖金的退伍军人,利息被免掉了。1936 年,80% 的债券被兑现,平均每位领取者拿到约 500 美元,比当时个人年收入的中位数还高。整个计划加起来,相当于名义 GDP 约 2% 的财政刺激。领取奖金的人似乎花起钱来毫不含糊,常常拿它当首付,配合信贷去买东西,比如住宅和汽车。

整个这一时期,美国还推出了不少其他项目,用财政激励和宏观审慎放松来刺激信贷和消费。这些项目一方面给存量借款人撑腰,另一方面鼓励发放新的住宅投资贷款:

• 1932 年,国会创建了联邦住房贷款银行系统,充当准中央银行,为储蓄贷款机构提供资金,并设定承保标准和抵押物限制。

• 1933 年,《房主贷款法》为价值 2 万美元以下的住房抵押贷款再融资提供联邦担保。

• 1934 年,美联储获授权设定股票保证金要求(T 条例)。起步时保证金要求“极其宽松”(据美联储后来的报告),只有 45%,跟纽约证券交易所刚推行的规则大致处于同一水平。

• 1934 年,国会创建联邦住房管理局(FHA),为住房贷款提供保险,这让符合条件的贷款可以采用比私人市场更宽松的承保标准(贷款价值比 80%、期限 20 年)。FHA 的一个项目为改善型住宅的贷款提供 20% 的保险,期限最长 5 年。

• 1934 年,罗斯福设立了电力住宅与农场管理局,为家用电器的贷款提供低息资金(利率不到 10%、首付 5%),期限最长 36 个月。

• 1935 年,国会放宽了国民银行的贷款价值比和期限限制(原来是贷款最长 5 年、贷款价值比 50%,现在变成 10 年、60%)。

• 1937 年,美联储为应对经济下行,把股票保证金要求从 45% 降到 40%(1936 年曾上调过)。

罗斯福的财政支出计划,一部分靠削减开支来融资(罗斯福在总统任期初期砍了军费),一部分靠赤字支出。这些赤字支出并不是主要靠直接量化宽松来融资的。美国贬值后持续涌入的黄金推高了货币供应量:银行不愿增加对私人部门的放贷,转而大幅增持政府债务,赚取近乎无风险的利差,同时为政府支出提供资金。

Further stimulus came in 1936, with a large early payment of a veterans’ bonus. This program is a particularly good example of a government borrowing in order to make direct cash transfers to households. What the governments literally did was to give the veterans non-marketable bonds, which could be exchanged for an immediate payment or held until maturity, paying an above-market discount rate. Also, veterans who had previously borrowed from the government against their future bonus payment received interest forgiveness. Eighty percent of the bonds were cashed in 1936, and the average recipient received approximately $500, more than the median individual annual income at that time. In total, the program represented a fiscal stimulus equal to approximately 2% of nominal GDP. The bonus recipients appeared to have a high tendency to spend the bonus and often used it to make down payments on purchases with credit, like residential investment and car purchases. Throughout this period, the US rolled out a number of other programs that used fiscal incentives and macroprudential easings to stimulate credit and spending. These programs both supported existing borrowers and encouraged new lending for residential investment: • In 1932, Congress created the Federal Home Loan Bank System to act as a quasi-central bank and provide funding for S&L banks, and to set underwriting standards and collateral restrictions. • In 1933, the Home Owners Loan Act provided a federal guarantee to refinance mortgages on homes costing less than $20,000. • In 1934, the Federal Reserve was given the ability to set margin requirements (Regulation T) to purchase stocks. It began with “extremely lenient” margin requirements (according to a later Federal Reserve report) of 45%, at about the same level as a rule recently introduced by the New York Stock Exchange. • In 1934, Congress created the Federal Housing Administration (FHA) to insure home loans, which allowed easier underwriting standards (80% LTV and 20-year maturity) for insurance-eligible loans than what the private market was providing. One FHA program insured 20% of loans for improving residential properties, with up to a 5-year maturity. • In 1934, Roosevelt set up the Electric Home and Farm Authority to provide cheap loans for home electric appliances (under 10% interest rate, 5% down payment) for up to 36 months. • In 1935, Congress eased LTV and maturity restrictions for national banks (used to be only up to 5-year loans and 50% LTV, now 10-year and 60% LTV) • In 1937, the Federal Reserve lowered the equity margin requirement to 40% in response to the downturn (it had been increased in 1936). Roosevelt’s fiscal spending programs were financed by a combination of spending cuts (Roosevelt cut back on the military early in his presidency) and deficit spending. This deficit spending wasn’t primarily financed by direct QE. The persistent gold inflows that followed the US’s devaluation increased the money supply: the banks, unwilling to increase lending to the private sector, significantly increased holdings of government debt to make a nearly guaranteed spread while funding government spending.

— 政府预算余额(占 GDP 百分比)

2%

  • 1%

0%

  • 1%

巨额政府赤字

-2%

  • -3%

-4%

-5%

-6%

1926 年 1928 年 1930 年 1932 年 1934 年 1936 年 1938 年 1940 年

应对 1937-38 年衰退的政府举措

1937 年,美国陷入一场严重的衰退——股市下跌超过 50%,经济增长转为负值,美国再次滑入通缩。我们不打算讨论这次衰退的成因,因为之前已经描述过,但 WPA 就业计划的缩减和 1936 年退伍军人奖金的效应消退是重要推手,再加上法国和意大利的货币贬值导致美元升值、黄金流入被冻结,以及银行存款准备金要求不断提高。

1938 年,美国为应对衰退放宽了货币和财政政策。当年 2 月,财政部长小亨利·摩根索终止了黄金冻结计划,并开始解冻累积的冻结黄金——这些举措类似于印钞。但决策者发现,他们的行动收效甚微——也就是说,他们是在推一根绳子。从 1938 年到 1940 年,增加货币供应量提高了银行总准备金,但新增货币大部分被当作现金储备持有,未能流入实体经济。

超额准备金(占 GDP 百分比)

7%

银行增加超额 6%

准备金,而非 5%

增加放贷

4%

• 3%

  • 2%

1%

0%

29 年 31 年 33 年 35 年 37 年 39 年 41 年

政府还通过了一项 20 亿美元的财政刺激法案,其中包括大幅扩大 WPA 计划(1938 年是其规模最大的一年)。虽然这些措施产生了一定效果,但经济的最初改善十分有限。工业生产直到 1939 年底才恢复到峰值水平,通胀率直到 1940 年底都徘徊在零附近,股市也比 1937 年初的水平低了大约 30%。

美国经济活动最终回暖,很大程度上要归功于第二次世界大战。在美国参战之前,为了供应盟国并为可能的战争做准备,生产和政府支出都在增加。与此同时,由于投资者寻求躲避欧洲政治局势的避风港,以及盟国开始购买美国物资(在 1941 年 3 月《租借法案》颁布之前),黄金流入加速。

— Government Budget Balance (% GDP) 2%

  • 1%

0%

  • 1%

Big government deficits -2%

  • -3%

-4% -5% -6% 1926 1928 1930 1932 1934 1936 1938 1940 Government Response to 1937-38 Downturn In 1937, the US entered a significant downturn—stocks declined more than 50%, growth turned negative, and the US slipped back into deflation. We won’t discuss the causes of this downturn, as we’ve described them before, but reductions in the WPA employment program and the fading effects of the veterans’ bonus in 1936 were significant contributors, along with devaluations in France and Italy causing dollar appreciation, sterilization of gold inflows, and increasing bank reserve requirements. In 1938, the US eased monetary and fiscal policy in response to the downturn. In February of that year, Treasury Secretary Henry Morgenthau Jr. ended the gold sterilization program and began desterilizing the accumulated sterilized gold—moves akin to money printing. But policy makers discovered that their actions had very little effect—i.e., they were pushing on a string. From 1938 to 1940, increasing the money supply increased total bank reserves, but the new money was largely held as cash reserves, preventing it from flowing through to the real economy. Excess Reserves (%GDP) 7% Banks increased excess 6% reserves, rather than 5% increasing lending 4% • 3%

  • 2%

1% 0% 29 31 33 35 37 39 41 The government also passed a $2 billion fiscal stimulus bill, which included a significant increase in the WPA program (it had its biggest year in 1938). While these measures had some effect, the initial improvement in the economy was muted. Industrial production did not recover to peak levels until late 1939, inflation hovered around zero until late 1940, and equities remained approximately 30% below the level of early 1937. The eventual pickup in economic activity in the US seems largely attributable to World War II. Prior to the US entering the war, production and government spending increased in order to supply the Allies and prepare for potential war. Meanwhile, gold inflows accelerated as investors sought a safe haven from the political situation of Europe and as the Allies began to purchase American supplies (prior to the enactment of Lend-Lease in March 1941).

— 调整后货币基础(经季节调整,单位:百万美元)

20,000

黄金流入增加

及取消冲销操作 — 18,000

直至 1940 年代初 16,000

14,000

黄金流入的冲销操作

加剧了 1937 年经济衰退 — 12,000

10,000

8,000

— 6,000

4,000

1926 1928 1930 1932 1934 1936 1938 1940

最终,第二次世界大战的共同事业使全国团结一致,并围绕协调且极度刺激性的财政与货币政策形成了政治共识。美联储将其战时“首要职责”概括为“为军事需求及战争生产提供资金”。艾克尔斯(Eccles)在 1948 年前一直担任美联储主席,他将自己的工作描述为“一份常规行政工作……美联储只是执行财政部的决策。”二战期间,政府支出大幅飙升,货币供应量增长了一倍多。美联储通过将长期国债利率上限维持在 2.5%、短期利率上限维持在 0.375%,并在利率接近这些水平时介入购买债券,将政府支出货币化。

尽管 1930 年代的世界全球化程度不如现在,但当时的债务问题(如同现在一样)仍是全球性且相互关联的。我们可以展示多个国家的类似发展情况,但为简洁起见,只略述日本和德国的情况。许多其他国家也发生了类似事件。

示例 2:1930 年代的日本

日本的经济萧条始于 1929 年底。1929 年 10 月黑色星期一股市崩盘三个月后,日本回归金本位制,将金价定在第一次世界大战前的高位水平。这是因为当时掌权的政党认为,过去的债务过度需通过财政和货币紧缩来修复债务问题。货币升值加上全球经济的恶化,引发了严重的通缩和出口下滑。随之而来的黄金储备崩溃导致了货币紧缩。实际增长萎缩,失业率上升。在这一萧条阶段,收入失控收缩导致总债务占 GDP 比重从约 75% 激增至近 110%。股价同时崩盘。

典型的模式是,萧条的痛苦导致政府更迭,政策制定者愿意实施刺激。高桥是清(Korekiyo Takahashi),一位支持宽松政策的老资格政治人物,于 1931 年底重新出任财政大臣。上任后的首要举措之一,便是让日本脱离金本位制并使货币贬值,释放货币政策以创造货币和信贷来货币化债务。一年多的时间里,日元对美元和黄金贬值约 60%,这提振了出口、物价和收入的复苏。高桥还将政府支出增加了约 GDP 的 3%,其中大部分用于扩充军备。

— Adjusted Monetary Base, Seasonally Adjusted (USD, MIn) 20,000 Increased gold inflows and desterilization - 18,000 through early 1940s 16,000 14,000 Sterilization of gold - 12,000 inflows contributed to 1937 downturn - 10,000 8,000

  • 6,000

4,000 1926 1928 1930 1932 1934 1936 1938 1940 Eventually, the common cause of World War II united the country and created a political consensus around policies of coordinated and extremely stimulative fiscal and monetary policy. The Federal Reserve summarized its “primary duty” in wartime as “the financing of military requirements and of production for war purposes.” Eccles, who was chair of the Fed through 1948, described his work as “a routine administrative job...The Federal Reserve merely executed Treasury decisions.” During World War II, government spending massively increased, and the money supply more than doubled. The Federal Reserve monetized government spending by maintaining a cap on long-term Treasury bond rates of 2.5% and short-term rates of 0.375%, and by stepping in to buy bonds when rates approached those levels. Though the world was less globalized in the 1930s than it is now, the debt problems were then (like now) still global and interrelated. We could show you similar developments in a number of countries but, in the interest of brevity, will only touch on what happened in Japan and Germany. Similar things happened in many other countries. Example 2: In Japan during the 1930s Japan’s depression began toward the end of 1929. Three months after the Black Monday stock market crash of October 1929, Japan returned to the gold standard, setting the price equal to the high pre-World War I level. That arose because the political party gaining power believed the debt excesses of the past required fiscal and monetary restraint to fix the debt problems. The expensive currency and the deteriorating global economy caused severe deflation and a decline in exports. The resulting collapse in gold reserves resulted in a monetary tightening. Real growth shrank, and unemployment rose. During this depression phase, an uncontrolled contraction in incomes led to a surge in total debt as a percentage of GDP, from about 75% to nearly 110%. Stock prices collapsed at the same time. As is classic, the pain of the depression led to a change in government, with policy makers willing to stimulate. Korekiyo Takahashi, a veteran policy maker who supported easier policy, was brought back as finance minister in late 1931. As one of his first acts in power, Takahashi removed Japan from the gold standard and devalued the currency, freeing monetary policy to create money and credit to monetize debt. Over the course of the year, the yen devalued about 60% against the dollar and gold, which supported a recovery in exports, price levels, and incomes. Takahashi also increased government expenditures by about 3% of GDP, with much of it spent on building up the military.

— 黄金价格(日元) —— 政府支出占 GDP 比重

120 政府支出大幅上升 15%

110

对黄金大幅

贬值 100 14%

90

13%

80

70 12%

60

50 11%

40

30 35 30 35

高桥同时立刻推行了协调的财政与货币政策。他将政府支出增加了约占 GDP 的 3%——与此同时,日本央行维持低利率,并买下了大部分新发行的日本国债(1932 年至 1935 年间约占总量的 80%),其中大部分又以有序方式转售给公众。时任日本央行副行长对这一工具做了如下描述:

“直接向公众发行债券是想都不敢想的……相反,更合适的做法是把全部金额发行给日本央行,再由央行卖给潜在买家……这种国债发行方式或许算最后的手段,但它有助于缓解货币压力,因为日本央行把资金转移给政府,换取国债,随后再将这些国债出售给市场。”

日本央行买入的部分政府证券留在了资产负债表上,央行还向政府提供了其他直接贷款。这种货币化的节奏与美联储在 1930 年代的做法相当,但小于我们今天看到的货币化水平。最大规模的购买发生在第一年,接近 GDP 的 2.5%;在高桥任期内(从 1931 年底到 1936 年),对政府的累计购买与贷款约为 GDP 的 5%。总体来看,日本央行资产(或负债)在这一时期每年增加约 GDP 的 0.7%。

这些刺激措施为“良性去杠杆”创造了条件。短期利率和长期利率下降,经济从高度通缩转向温和通胀,实际增长从收缩转为每年扩张近 6%——这帮助逐步压低了债务水平。自然,这些举措对股市构成利好,也刺激了出口,出口占 GDP 的比重从约 10% 升至 20%。

— 实际 GDP(同比) —— GDP 平减指数(同比)

强劲通缩

转为温和

通胀

30 35 -7.5% 30 14 35 10% 0% -5% 5% - 10%

— Gold Price in Yen —— Govt Expenditures % NGDP 120 Sharp increase 15% 110 in government Large devaluation 100 spending 14% against gold 90 80 13% 70 12% 60 50 11% 40 30 35 30 35 Takahashi also immediately put coordinated fiscal and monetary policy in place. He increased government expenditures by about 3% of GDP—while at the same time the BoJ held rates low and bought most of the newly issued Japanese debt (about 80% of the total between 1932 and 1935), most of which it resold to the public in an orderly manner. The deputy governor of the BoJ at the time wrote the following description of this tool: “Issuing the bonds directly to the general public was unthinkable...Instead, it was thought more appropriate to issue the whole sum to the Bank of Japan, which would then sell them to would-be buyers... This device of issuing the national bonds may be a last resort, but it would help relieve monetary pressure as the Bank of Japan transfers money to the government in exchange for the national bonds which are then sold to market.” Some of the government securities bought by the BoJ were kept on its balance sheet, and the BoJ made other direct loans to the government as well. This monetization was at a comparable pace to the Fed’s action in the 1930s, which was smaller than the monetization levels that we are seeing today. The biggest purchases came in the first year, at nearly 2.5% of GDP; the cumulative purchases and loans to the government during Takahashi’s tenure from late 1931 to 1936 were about 5% of GDP. In total, BoJ assets (or liabilities) increased by about 0.7% GDP a year over the period. These stimulus measures created conditions for a “beautiful deleveraging.” Short rates and long rates fell, conditions moved from highly deflationary to moderate inflation, and real growth shifted from contracting to expanding by nearly 6% a year—helping to gradually bring down debt levels. Naturally, these moves were bullish for equities and stimulative to exports, which went from about 10% to 20% of GDP.

  • RGDP (y/y) — GDP Deflator (y/y)

Strong 25% deflation 20% shifts to moderate 15% 1QмE 30 35 -7.5% inflation 30 14 35 10% 0% -5% 5% - 10%

例三:20 世纪 30 年代的德国试验了更为直接的政府支出货币化手段,这正是德国从大萧条中强劲复苏的主要驱动力。在德意志帝国银行行长兼经济部长亚尔马·沙赫特的主持下,政府通过一家空壳公司发行的借据(“MEFO 票据”)为财政支出提供资金,这种票据几乎像硬通货一样流通,因为中央银行同意随时将其兑换为马克。具体来说,政府用 MEFO 票据向许多合作企业付款,持票人可以将 MEFO 票据提交给任何一家德国私营银行并获取现金;反过来,私营银行可以在 MEFO 票据最早到期日前的最后三个月内将其提交给帝国银行兑换现金。MEFO 票据还在制造商之间作为借据流通,并用于支付工人工资,工人再将其用于购买其他商品和服务。这些票据支付 4% 的利息,以减少持有人将其兑换成帝国马克的动机。沙赫特用这些票据资助了大规模公共工程项目,包括水道和高速公路的建设,也为德国的重新武装提供资金。到 1939 年,德国约 40% 的债务以 MEFO 票据形式存在。以下是沙赫特对这项工具的描述:

“帝国银行承诺随时接受所有 MEFO 票据,无论其金额大小、数量多少和到期日远近,并将其兑换为现金。这些票据按统一的 4% 利率贴现。通过这种方式,MEFO 票据几乎被赋予了货币的特性,而且是带息的货币。银行、储蓄机构和公司可以像持有现金一样将其存放在保险柜中。除此之外,它们还证明是最佳的带息流动性投资,与长期证券形成鲜明对比。”

货币政策 3 的其他历史案例

在本节中,我们粗略地审视其他国家使用货币政策 3 和创造性财政政策的情况。这份清单并不全面——它遗漏了许多案例,但能让您一窥这些工具在不同背景下的运用。我们将从一些较近期的案例开始,然后向前追溯。

财政/货币协调

债务融资型财政支出增加、同时配合量化宽松购买大部分新增发行的例子:

• 日本 2013 年:

安倍晋三在 2012 年日本大选中以“三支箭”为竞选纲领,他计划协调这三项措施以支持增长:财政刺激、货币宽松和结构性改革。就任后不久,安倍任命宽松货币政策倡导者黑田东彦为日本央行行长,并实施了财政刺激方案。财政刺激(其中很大一部分在次年财政紧缩中被允许退出)约占 GDP 的 2%,内容包括减税、地震重建支出以及其他投资,如绿色能源项目。在政府为这些项目举债融资时,日本央行加码的量化宽松计划每年购买了日本新发行债券的 100% 以上。这些购买持续至今。

• 美国 2009-2010 年:

美联储于 2009 年 3 月启动了首个量化宽松计划(QE1),当时政府正在加大财政支出以应对不断加深的衰退——因此可以说两者存在协调,尽管从未明确言明。联邦政府实施了减税、向各州转移支付(以防止收入下降时削减支出)以及一项广泛的财政刺激计划的组合。在此期间,政府发行量增加了约 10% 的 GDP,美联储购买了所有已发行债券的约 75%。

Example 3: In Germany during the 1930s experimented with more direct monetization of government spending, which was a big driver of Germany’s strong recovery from the Great Depression. Under Reichsbank President and Minister of the Economy Hjalmar Schacht, the government funded fiscal spending with IOUs issued by a shell corporation (“MEFO bills”), which circulated almost like hard currency, since the central bank agreed to redeem them for marks at any time. More specifically, the government paid many of the companies it worked with in MEFO bills, and the bearer could present his MEFO bill to any private German bank and receive cash; in turn, the private bank could present the MEFO bill to the Reichsbank within the last three months of the bills’ earliest maturity for cash. The MEFO bills also circulated as IOUs among manufacturers and were used to pay workers, who in turn spent them on other goods and services. The bills paid 4% interest to discourage redemption for reichsmarks. Schacht used these bills to fund massive public works projects, including the construction of waterways and highways, and also to finance German rearmament. By 1939, around 40% of Germany’s debt was in MEFO bills. Here is how Schacht described the instrument: “The Reichsbank undertook to accept all MEFO bills at all times, irrespective of their size, number, and due date, and change them into money. The bills were discounted at a uniform rate of four per cent. By these means the MEFO bills were almost given the character of money, and interest-carrying money at that. Banks, savings banks, and firms could hold them in their safes exactly as if they were cash. Over and above this they proved to be the best of all interest-bearing liquid investments, in contrast to long-dated securities.” Other Historical Examples of Monetary Policy 3 In this section, we take a superficial look at other cases of countries using Monetary Policy 3 and creative fiscal policies. This isn’t a comprehensive list—it leaves out a lot of cases, but it gives you a snapshot of the use of these tools in different contexts. We will start with some of the more recent cases and then will work backward in time. Fiscal/Monetary Coordination Examples of increases in debt-financed fiscal spending, paired with QE that buys most of the new issuance: • Japan 2013: Shinzo Abe campaigned in the 2012 Japanese general election on three “arrows” that he intended to coordinate to support growth: fiscal stimulus, monetary easing, and structural reforms. Shortly after taking office, Abe appointed Haruhiko Kuroda, an advocate for easier monetary policy, as governor of the BoJ, and Abe enacted a fiscal stimulus program. The fiscal stimulus (much of which was allowed to roll off in a fiscal tightening the following year) was equal to about 2% of GDP and consisted of tax cuts, earthquake reconstruction spending, and other investments, like green energy projects. As the government borrowed to fund these programs, the BoJ’s increased QE program bought over 100% of bonds newly issued in Japan each year. Those purchases have continued to today. • US 2009-2010: • The Federal Reserve launched its first QE program (QE1) in March 2009 as the government ramped up fiscal spending in response to the deepening recession—so it could be said that there was coordination, though it was never explicitly spelled out. The federal government enacted a combination of tax cuts, transfers to states (to prevent spending cuts as revenues fell), and a broad fiscal stimulus plan. During this time, government issuance increased by about 10% of GDP and the Fed bought about 75% of all bonds issued.

• 英国 2009-2010 年:

英格兰银行的首次量化宽松计划同样在政府赤字扩大的同时启动。政府推出了一系列财政刺激方案,包括减税和投资支出,但随着经济恶化,还大幅增加了社会福利“自动稳定器”支出。在英格兰银行的首轮量化宽松期间,政府债券发行量增加了约 GDP 的 10%,而英格兰银行购买了英国所有发行债券的 55%。

直接向政府提供新印钞票用于支出、不经过发行债务环节的例子:

• 第一次世界大战期间的英国

一战前夕流动性紧张,人们纷纷追逐黄金,英国财政部自行印制名为“布拉德伯里纸币”的货币,并让银行在人们提取账户资金时发放这些纸币。据报道,之所以由财政部而非英格兰银行来做这件事,是因为英格兰银行“来不及准备并印制所需数量的纸币”。英国一位政治家 1934 年出版的书中写道:

“私人银行体系濒临崩溃之际,政府(当时劳合·乔治先生任财政大臣)匆忙宣布延期偿付令,即授权银行暂停兑付(反正银行也兑付不了),并将八月银行假日延长三天。在这三四天银行和证券交易所关闭期间,银行家们与财政大臣进行了紧张的磋商。其中一人记录下这样一个事实:‘他(乔治先生)满足了我们提出的所有要求。’银行重新开门后,公众发现,他们拿到的不是黄金,而是一种新的法定货币——国库券(1 英镑面额为黑色,10 先令面额为红色)。这种新货币由国家发行,以国家信用为担保,发放给银行以防止银行彻底崩溃。公众愉快地接受了新纸币;没有人谈论通货膨胀。”

• 美国内战时期

19 世纪 60 年代内战期间,联邦政府部分通过印钞——“绿背纸币”——来为战争融资,以避免增加债务。绿背纸币用于支付士兵军饷和购买物资,可用以兑换商品和服务。这种货币创造支撑了开支,也引发了通货膨胀,绿背纸币对黄金贬值约 60%,尽管战后收复了一半左右的跌幅。政府实际上也将其债务货币化了,扩大了全国性银行体系,要求这些银行购买政府债券(在财政部长萨蒙·蔡斯的指导下)。

• 南方邦联也印钞——“灰背纸币”,战后变得一文不值。

• 美国独立战争时期

• 独立战争之前,北美殖民地会印钞来偿还欠英国的国外债权人。作为回应,英国政府通过 1751 年、1764 年和 1773 年的《货币法案》对殖民地货币的印制进行监管。

独立战争期间,各州和大陆会议都发行货币为战争筹资。这导致了严重的通货膨胀和货币贬值。

• 16 世纪英格兰的货币贬值

从 1542 年开始,英国王室对银币进行贬值,以资助持续进行的战争、偿还此前的外债并承担其他公共开支,这被称为“大贬值”。大约十年间,每枚银币的含银量从 92% 降至 25%。期间,王室试图通过实施价格管制和禁止持有外币及含银量更高的旧币来使新货币合法化。下面的时间线梳理了贬值过程以及新钱的用途:

• UK 2009-2010: The Bank of England’s first QE program also launched at the same time as increasing government deficits. The government launched a range of fiscal stimulus programs including tax cuts and investment spending, but also funded significant increases in social welfare “stabilizers” as the economy deteriorated. During the BoE’s first QE program, government issuance increased by about 10% of GDP and the BoE bought 55% of all bonds issued in the UK. Examples of directly giving newly printed money to the government to spend, not bothering to go through issuing debt: • UK during World War I When liquidity was tight on the eve of World War I and people were seeking gold, the UK Treasury printed its own money called “Bradbury notes,” and it had banks hand out these notes when people wanted money out of their accounts. Reportedly, the Treasury did it instead of the Bank of England because the BoE “could not prepare and print the required number of notes quickly enough.” From a 1934 book by a British politician: “Private enterprise banking thus being on the verge of collapse, the Government (Mr. Lloyd George at the time was Chancellor of the Exchequer) hurriedly declared a moratorium, i.e. it authorized the banks not to pay out (which in any event the banks could not do), and it extended the August Bank Holiday for another three days. During these three or four days when the banks and stock exchanges were closed, the bankers held anxious negotiation with the Chancellor of the Exchequer. And one of them has placed upon record the fact that ‘he (Mr. George) did everything that we asked him to do.’ When the banks reopened, the public discovered that, instead of getting their money back in gold, they were paid in a new legal tender of Treasury notes (the £1 notes in black and the 10s. notes in red colours). This new currency had been issued by the State, was backed by the credit of the State, and was issued to the banks to prevent the banks from utter collapse. The public cheerfully accepted the new notes; and nobody talked about inflation.” • US during the Civil War During the Civil War in the 1860s, the Union government financed the war effort in part through printing money, “greenbacks,” in order to avoid increasing debt. The greenback was used to pay soldiers and buy supplies, and was redeemable for goods and services. This money creation supported spending and produced inflation, and the greenback fell by about 60% versus gold, though it recovered about half that after the war. The government also, in effect, monetized its debts, expanding a system of national banks that were required to purchase government bonds (under the direction of Treasury Secretary Salmon Chase) • The Confederacy printed as well—“greybacks,” which lost their value after the war. • American Revolutionary Period • Prior to the American Revolution, the American colonies would print money to pay foreign creditors in Britain. In response, the British government moved to regulate the printing of colonial currency, with Currency Acts in 1751, 1764, and 1773. During the American Revolution, both the states and the Continental Congress issued currency to fund the war effort. This produced significant inflation and devaluation in the currencies. • Debasement in 16th Century England Starting in 1542, the English crown debased silver coins to finance ongoing wars, repay previous external wartime debts, and fund other public expenditures, in what became known as “the great debasement.” The silver content in each coin fell from 92% to 25% over about 10 years. Over that period, the crown attempted to legitimize the new money by instituting price controls and banning holdings of foreign currency and earlier coins that contained more silver. The timeline below goes through the debasement and how the new money was spent:

• 直到 1542 年:英国硬币因稳定而享有良好声誉,议会长期以来捍卫硬币标准,银币含 92.5% 纯银,金币含 99.5% 纯金。

• 1542-44 年:英格兰对苏格兰和法国开战,通过出售修道院土地、加税和印钞筹集军费。

• 1542 年 5 月:亨利八世将银币和金币的成色分别降至 75% 和 98%。

• 1545 年 4 月:银币纯度降至 50%。

• 1551 年 4 月:银币纯度最终降至 25%。

• 中华帝国

• 中国作为纸币的发明者,有着悠久的印钞历史,或直接将纸币发放给民众,或用以资助政府开支。例如:

宋朝于 1160 年左右推出国家发行的纸币,称为会子——最初以较大折扣流通,直到政府用硬通货大量回购会子,才建立起对这种货币的信心。纸币最终在 1190 年左右失去大部分价值,因为当时为资助对北方中原王朝和蒙古人的战争而越发越多。白银再度成为主要流通货币。

蒙古人掌权后(忽必烈建立元朝),于 1260 年重新引入纸币,称为中统钞——起初以白银为支撑,并保持完全可兑换以确保其价值。但不过几十年间,为资助征服南宋和修建新都北京,印钞量增加了十倍,迫使政府暂停完全可兑换,导致货币贬值。1287 年,纸币贬值 80%,并推出新的不可兑换货币至元钞。随着元朝衰落,纸币持续贬值,但在元朝前半期,纸币仍是主要交换媒介。

大约 1300 年,马可·波罗这样描写蒙古纸币:“在大汗的这座城市(汗八里,今北京的一部分)设有铸币厂,大汗堪称掌握炼金术士的秘密,因为他有制造货币的技艺……这种纸币流通于大汗的整个疆域;任何人胆敢拒绝接受作为支付,都将以生命为代价。所有臣民毫不犹豫地接受它,因为无论他们的生意走到哪里,都可以用它购买所需的商品,如珍珠、珠宝、黄金或白银。简而言之,用它可以买到一切物品……大汗的所有军队都以这种货币支付军饷,对他们而言,这货币与黄金或白银具有同等价值。基于这些理由,可以肯定地说,大汗对财富的控制力超过世界上任何其他君主。”

• 古罗马的货币贬值

• 随着罗马帝国局势动荡,军事开支愈发难以支撑,罗马帝国在几个世纪里持续“印钞”为政府支出融资,具体做法是降低国家发行硬币中的白银含量并缩小硬币尺寸。这种货币贬值是早先政策的逻辑延伸,此前政府通过花掉国库硬币储备和熔化黄金储备来扩大货币供应。在没有大量库存的情况下,政府转而用贬值手段,从手头的贵金属中制造更多货币。每一轮“印钞”都让政府得以支付士兵军饷和其他支撑经济活动的开支,但长期(几个世纪)来看,这削弱了人们对货币的信心。以下时间线概述了这一印钞过程。

• Until 1542: English coins had enjoyed a good reputation for stability, as Parliament had long defended the standard of coins with 92.5% pure silver and gold coins at 99.5%. • 1542-44: England entered wars against Scotland and France that were funded by selling monastic land, raising taxes, and printing money. • May 1542: Henry VIII reduced the fineness of silver and gold coins to 75% and 98%, respectively. • April 1545: Pureness of silver coins reduced to 50%. • April 1551: Pureness of silver coins reduced a final time to 25%. • Imperial China • China, having invented paper money, has a long history of printing money and giving it directly to people or using it to finance government spending. Some examples: The Song dynasty introduced state-issued paper currency called huizi around 1160—it initially traded at a significant discount, until the government established faith in the currency by repurchasing large quantities of huizi using hard currency. The paper currency eventually lost most of its value around 1190 when it was increasingly issued to finance wars against Chinese dynasties to the north and the Mongols. Silver coin largely returned as the currency of choice. When the Mongols took control (founding the Yuan dynasty under Kublai Khan), they reintroduced paper currency, called Zhongtong chao, in 1260—at first backing it with silver and making it fully convertible to ensure it maintained its value. But within a couple decades, they increased money printing by a factor of 10 to finance the conquest of southern China and the construction of a new capital in Beijing, forcing them to suspend full convertibility and causing the currency to fall. In 1287, they devalued the paper currency by 80% and introduced a new non-convertible currency, the Zhiyuan chao. Although the paper currencies continued to devalue as the Yuan dynasty weakened, paper currency remained the main unit of exchange through the first half of Around 1300, Marco Polo wrote this about Mongol paper money: “In this city of Cambalu [part of modern-day Beijing] is the mint of the grand khan, who may truly be said to possess the secret of the alchemists, as he has the art of producing money...this paper currency is circulated in every part of the grand khan’s dominions; nor dares any person, at the peril of his life, refuse to accept it in payment. All his subjects receive it without hesitation, because wherever their business may call them, they can dispose of it again in the purchase of merchandise they may have occasion for; such as pearls, jewels, gold, or silver. With it, in short, every article may be procured...All his majesty’s armies are paid with this currency, which is to them of the same value as if it were gold or silver. Upon these grounds, it may certainly be affirmed that the grand khan has a more extensive command of treasure than any other sovereign in the universe.” • Debasement in Ancient Rome • As the Roman Empire destabilized and the costs of its military became increasingly hard to support, the Roman Empire consistently “printed money” to fund government expenditures over several centuries by decreasing the amount of silver in state-issued coins and decreasing the size of the coins. This debasement of the currency is the logical extension of earlier policies that increased the money supply by spending down government hoards of coinage and melting down gold reserves. Without these large stockpiles, the government used debasement to create more money from the precious metals it had. Each round of “money printing” allowed the government to pay soldiers’ wages and fund other expenditures that supported activity, though it drove a lack of confidence in the currency over the longer term (a couple centuries). The timeline below gives an overview of this process of money printing.

• 公元前 27 年至公元 14 年:奥古斯都着手为帝国建立统一的铸币体系。银第纳里乌斯成为商业交易和纳税的通用货币。奥古斯都将第纳里乌斯的标准定为每磅 84 枚,含银量约 98%。

• 公元 64 年:尼禄皇帝将第纳里乌斯减重至每磅 96 枚,含银量降至 93%,这是 250 多年来首次出现如此规模的贬值。

• 公元 161 年至 180 年:马可·奥勒留为应付连年征战和不断攀升的开支,进一步将第纳里乌斯的含银量降至 79%。

• 公元 177 年至 192 年:康茂德皇帝将第纳里乌斯减重至每磅 104 枚,含银量降至 74%。

• 公元 198 年至 217 年:卡拉卡拉皇帝将第纳里乌斯的含银量降至接近 50%,以供养罗马的战争机器和他的宏大建筑项目。大约在公元 200 年,士兵们开始要求以黄金或其他实物支付军饷。

• 公元 238 年至 244 年:在戈尔狄安三世统治下,银第纳里乌斯基本上被一种新的竞争货币——安敦尼安努斯——所取代。

• 公元 268 年至 270 年:克劳狄二世皇帝将安敦尼安努斯减重为一种更轻的货币,含银量不足 2%。最终,一系列新货币相继问世,随后又通过降低含银量而不断贬值。

• 公元 341 年:君士坦斯一世皇帝将努穆斯(这一系列中最后一种货币)的含银量降至仅 0.4%,每磅 196 枚。罗马的货币体系早已崩溃,物价飞涨的数代人时间里,通货膨胀早已失控。

印刷货币并直接向家庭进行现金转移(即“直升机撒钱”)

• 帝制中国

1390 年,洪武皇帝(明朝)印制的纸币相当于政府税收收入的大约 2.5 年。这些纸币被用来购买农产品、赈灾,并发放给政府官员。过度印发导致这些名义面值相当于一单位谷物的纸币,实际仅能购买到其面值四分之一的东西。到 1425 年,这些纸币的交易价格仅为面值的 1/40 至 1/70。货币体系的崩溃最终导致金属货币(银和铜)重新成为主要交换媒介。

大规模债务减记伴随大规模货币创造

• 冰岛的贷款豁免

2008 年,在金融危机前金融和家庭债务极端膨胀之后,冰岛采取了一系列措施来减轻家庭债务负担/豁免债务。由于家庭债务中有很大一部分要么与通胀挂钩,要么以外币计价,克朗的急剧贬值导致债务负担急剧上升。政府首先实施了取消抵押品赎回权的暂停令,并暂停了外币计价和通胀挂钩贷款的偿债义务。作为长期解决方案,政府实施了一项债务重组计划,将抵押贷款本金上限设定为抵押品价值的 110%。总体而言,抵押贷款减记总额估计为 16 亿美元——超过冰岛 GDP 的 10%。这些减记由银行承担,这些银行被国有化并重组资本,且对外债务违约。此外还采取了其他措施帮助借款人,包括利息补贴和进一步的自愿重组。

• 27 BC-14 AD: Augustus worked to establish a standardized system of coinage for the empire. The silver denarius became the currency that was accepted as payment for commerce and taxation. Augustus set the weight of the denarius at 84 coins to the pound and around 98% silver. • 64 AD: Emperor Nero reduced the weight of the denarius to 96 coins per pound and its silver content to 93%, which was the first debasement of this magnitude in over 250 years. • 161-180 AD: Marcus Aurelius further debased the denarius to 79% silver to pay for constant wars and increased expenses. • 177-192 AD: Emperor Commodus reduced the denarius to 104 coins to the pound and 74% silver. • 198-217 AD: Emperor Caracalla lowered the denarius to nearly 50% silver to pay for the Roman war machine and his grand building projects. Around 200 AD, soldiers began to demand payment in gold or other commodities. • 238-244 AD: Under Emperor Gordian III, the silver denarius was essentially replaced with a new competitor currency, the antoninianus. • 268-270 AD: Emperor Claudius II reduced the antoninianus to a lighter coin that was less than 2% silver. Eventually, a series of new currencies was introduced and was subsequently debased by lowering the amount of silver they contained • 341 AD: Emperor Constans I diminished the nummus (the last coin in the succession) to only 0.4% silver and 196 coins per pound. The Roman monetary system had long since crashed, and price inflation had been spiraling out of control for generations. Printing Money and Doing Direct Cash Transfers to Households (i.e., Helicopter Money) • Imperial China In 1390, Emperor Hung-wu (Ming Dynasty) printed the equivalent of about 2.5 years of income the government got from taxes. It was used to pay for agricultural purchases and for disaster relief, and was handed out to government officials. The overprinting meant that the notes, which had a nominal face value equivalent to a unit of grain, actually could purchase only one-fourth of that amount. By 1425, the notes traded for between 1/40th and 1/70th of that face value. The collapse of the currency eventually led to a return to metallic money (silver and copper) as the primary medium of exchange. Big Debt Write-Down Accompanied by Big Money Creation • Loan Forgiveness in Iceland In 2008, after an extreme buildup in financial and household debt before the financial crisis, Iceland took a number of measures to reduce debt burdens/forgive debt for households. Because a large portion of household debts was either inflation-linked or foreign-denominated, the sharp depreciation of the krona produced a sharp rise in debt burdens. The government first imposed a moratorium on foreclosures and suspended debt service on foreign-denominated and inflation-linked loans. As a longer-term solution, the government imposed a debt restructuring plan that capped mortgage loan principal at 110% of the collateral. In total, the mortgage write-down has been estimated at $1.6 billion—over 10% of Iceland’s GDP. These write-downs have been borne by the banks, which were nationalized and recapitalized, and which defaulted on foreign obligations. There have been additional measures to help borrowers, including interest subsidies and further voluntary restructurings.

近期一些具有创意的财政政策实例

下面,我们探讨一些财政措施的案例,这些措施虽未与央行货币化或协同操作,但其设计初衷在于支撑经济。当然,政府惯常使用典型的刺激性支出,因此我们更关注那些富有创意的财政手段。特别是,我们考察了几项直接现金转移措施,其中财政政策鼓励他人增加开支以刺激经济,而非政府自身承担主要支出(例如贷款担保、政府补贴性贷款、激励银行向实体经济增加放贷等)。这些措施有望为每一美元财政支出带来良好的“性价比”。而且,依据其结构设计,它们能让资金相对较快地流入实体经济(相比之下,其他更偏向中央计划的刺激方案,可能需要等待项目准备就绪,耗时较久)。几个例子如下:

• 当代中国:随着去年经济增长放缓,政策制定者采取了协调一致、多管齐下的策略(称为“不搞大水漫灌”),以支持支出,同时避免金融过度或杠杆率再度抬头。他们向银行体系注入流动性,引导资金用于增加地方政府债券发行和基础设施项目,推行家庭和企业减税,并利用监管杠杆激励向私营部门放贷。在不同程度上,这些步骤的协同性质使其成为 M P 3 的良好范例。具体而言:

中央政府指示地方政府加速基础设施支出和市政债券发行。几乎同时,财政部发布窗口指导,强烈鼓励银行购买即将上市的市政债券,而中国人民银行则向银行体系注入流动性。

此外,政策制定者日益加大对中小企业的定向扶持,主要形式是向银行发布窗口指导和配额,引导其向私营部门放贷。这有助于确保注入体系的更多流动性流向目标行业,而非影子银行渠道。

• 韩国在 1998 年面对企业部门债务问题,通过鼓励家庭加杠杆,对消费信用卡提供税收优惠及其他刺激消费者债务的措施来应对。这是缓解亚洲金融危机期间经济下滑、并推动从出口导向型增长转向更依赖消费驱动增长战略的一部分。与此同时,国家推动大型企业集团(财阀)去杠杆和债务重组。1999 年至 2003 年间,韩国家庭债务占 GDP 比例从 40% 上升至 60%。尽管这些激励措施是否为主要驱动因素尚存争议,但它们无疑是重要的刺激因素。其中包括:

对接受信用卡的商户给予税收优惠。

对使用信用卡的消费者提供所得税抵扣。

降低专业发卡机构的监管资本要求,放宽信用卡发行机构的杠杆限制,以及降低现金预支的行政上限。

美国“旧车换现金”计划(汽车补贴回扣系统)

• 2009 年,美国政府推出了一项名为“旧车换现金”的计划,为购买新车并置换旧款、低燃油效率车辆的消费者提供最高 4500 美元的抵免。在数月间,该计划发放了约 30 亿美元的返款,并促成了近 70 万辆新车的销售。

Some Recent Examples of Creative Fiscal Policies Below, we explore cases of fiscal measures that, while not monetized or coordinated with central banks, are designed to support the economy. Of course, typical stimulus spending is used all the time by governments, so we focus more on creative fiscal measures. In particular, we look at a couple direct cash transfer measures in which fiscal policy encouraged others to spend more to stimulate the economy rather than the government itself doing most of the spending (like loan guarantees, government-subsidized lending, incentives for banks to lend more to the real economy, etc.). These measures have the potential to provide good “bang for the buck” for each dollar of fiscal spending. And depending on how they are structured, they can have spending flow into the real economy relatively quickly (compared to other, more centrally planned stimulus, which might take a while to be shovel-ready). A few examples: • China Today: As growth slowed over the last year, policy makers responded with a coordinated and multi-pronged approach (dubbed “irrigation without flooding”) to support spending without triggering a renewed pickup in financial excesses or leverage. They injected liquidity into the banking system, directed it to finance increased local government bond issuance and infrastructure projects, implemented household and corporate tax cuts, and used regulatory levers to incentivize lending to the private sector. To varying degrees, the coordinated nature of these steps makes them good examples of MP3. More specifically: The central government directed local government to ramp up infrastructure spending and ramp up muni bond issuance. Around the same time, the MoF issued window guidance strongly encouraging the banks to purchase the muni issuance coming online, and the PBoC injected liquidity into the banking system. Further, policy makers have increasingly pursued targeted stimulation toward SMEs, mostly in the form of issuing window guidance and quotas to banks for them to direct lending toward the private sector. This helps ensure that more of the liquidity pushed into the system has gone to desired sectors versus shadow banking channels. • Korea in 1998 responded to debt problems in the corporate sector by encouraging households to lever up, with tax breaks on consumer credit cards and other incentives to spur consumer debt. This was part of a strategy to cushion the downturn during the Asian financial crisis and diversify from export-led growth toward more consumption-driven growth. It occurred at the same time that the state managed a deleveraging and debt restructuring of its large corporate conglomerates, chaebol. Between 1999 and 2003, Korea’s household debt grew from 40% to 60% of GDP. While it’s debatable whether the various incentives were the principal driver, they were an important stimulant. These included: Tax benefits for merchants accepting credit cards. Income tax deductions for consumers using them. Reducing the regulatory capital requirement for specialty issuers, reducing the leverage limit for credit card issuers, and reducing the administrative ceiling on cash advances. US “Cash for Clunkers” (Car Allowance Rebate System) • In 2009, the US government introduced a program known as “cash for clunkers” that provided a credit of up to $4,500 for consumers purchasing a new car and trading in an older, less fuel-efficient one. Over several months, the program gave out about $3 billion in rebates and accounted for almost 700,000 new car sales.

• 英国近期采取的创造性宽松政策

• “购房援助”计划:英国于 2013 年推出了一套针对住房市场的财政/宏观审慎政策,统称“购房援助”。其中第一项政策是股权贷款激励措施,政府为购买新建住房的购房者提供相当于房价 20% 的无息“股权贷款”,私营机构贷款方则提供剩余 75% 的贷款价值比(LTV)贷款。这项政策的目的是让新建住房贷款对家庭和贷款方都更具吸引力,因为家庭只需支付 5% 的首付,而贷款方则可以发放 75% 贷款价值比的贷款。“购房援助”还包括一项抵押贷款担保计划,政府承担第二损失,即在购房者 5% 的首付损失之后,对新建或现有住房购买的抵押贷款提供担保。

贷款融资计划:贷款融资计划由英国央行于 2012 年年中启动,旨在增加对家庭和企业的信贷供应。在该计划下,英国银行可以获得廉价融资,其成本和可用额度与向国内经济发放的信贷规模挂钩。

• 欧盟委员会“欧洲投资计划”(即容克计划)是由欧盟委员会主席让-克洛德·容克于 2014 年 11 月宣布的一项基础设施投资计划,最初目标是在随后三年内撬动至少 3150 亿欧元的公共和私人基础设施投资。该计划的基本结构是利用欧盟和欧洲投资银行的资金为约 600 亿欧元的欧洲投资银行投资提供担保,这有助于限制私人投资者的风险,而私人投资者将提供其余资金。该计划此后延长至 2020 年底,目标投资额至少达到 5000 亿欧元。

• 中国在 2008 年主要通过引导地方政府进行基础设施支出来刺激经济,资金来源部分依靠中央政府借贷,同时鼓励地方政府以优惠利率向银行借款,并鼓励发行企业债券为项目融资。

你应该明白我的意思了。我们还可以举出更多案例,并进行更全面的探讨,但我们相信已经过了边际收益递减的拐点。

再强调一遍,我们并不预期短期内会出现这类政策转向,也相信央行在量化宽松和货币贬值方面还有一定余力发挥作用。但我们确实预期,在中期未来的某个时点,某种形式的这类政策将会出现,而且很可能会让许多人措手不及。

• Recent Creative Easing by the UK • Help to Buy: The UK introduced a set of fiscal/macroprudential policies in 2013 called “Help to Buy” that were targeted at the housing market. The first policy was an equity loan incentive, under which the government would give any home buyer an interest-free “equity loan” for 20% of the value of the purchase of a new home and private sector lenders would make the remaining 75% LTV loan. This was intended to make loans for the purchase of newly constructed homes more attractive for both the households and the lender, as households only had to put 5% down, while lenders could make 75% LTV loans. “Help to Buy” also included a mortgage guarantee program whereby the government would take the second loss, after the 5% first loss tranche from the buyer, on a mortgage for a new or existing home purchase. Funding for Lending: The Funding for Lending Scheme was started by the BoE in mid-2012 in an attempt to increase the supply of credit to households and businesses. Under the FLS, UK banks could access cheap funding where the cost and quantity available were tied to the amount of credit extended to the domestic economy. • European Commission Investment Plan for Europe (i.e., Juncker Plan) is an infrastructure investment program announced by European Commission President Jean-Claude Juncker in November 2014 that initially aimed to unlock public and private infrastructure investments of at least €315 billion over the ensuing three years. The basic structure of the plan entails using the EU and European Investment Bank’s funds to guarantee EIB investments of about €60 billion, which will help limit the risk to private investors, who would contribute the remainder of the funds. The program has since been extended to the end of 2020 with a target of at least €500 billion of investments. • China in 2008 stimulated the economy largely by directing local governments to spend on infrastructure, which was financed in part by central government borrowing, by encouraging bank borrowing by local governments at concessionary rates, and by encouraging issuance of corporate bonds to fund projects. You get the idea. We could provide many more cases and explore them much more comprehensively, but we believe that we have already passed the point of diminishing returns. To reiterate, we don’t expect movements to these sorts of policies anytime soon, and we do believe that central banks do have a bit more capacity to have an effect with QE and currency devaluations. But we do expect that some version of these sorts of policies will occur in the intermediate future, and probably will take many people by surprise.

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桥水的研究利用来自公共、私人和内部来源的数据和信息,包括桥水实际交易的数据。来源包括:澳大利亚统计局、巴克莱资本公司、彭博财经、世邦魏理仕、CEIC 数据公司、共识经济公司、Corelogic 公司、CoStar 房地产信息公司、CreditSights 公司、信贷市场分析公司、Dealogic 公司、DTCC 数据存储(美国)公司、Ecoanalitica、EPFR 全球、欧亚集团、欧洲货币市场协会(EMMI)、Factset 研究系统公司、《金融时报》有限公司、GaveKal 研究公司、全球金融数据公司、Haver 分析公司、加拿大投资基金协会、洲际交易所(ICE)、国际能源署、朗伯德街研究、Markit 经济有限公司、Mergent 公司、Metals Focus 公司、穆迪分析公司、MSCI 公司、美国全国经济研究所、经济合作与发展组织、养老金与投资研究中心、Renwood Realtytrac 公司、RP Data 公司、Rystad 能源公司、标普全球市场情报公司、Sentix 公司、上海万得信息技术股份有限公司、Spears 联合公司、道富银行与信托公司、新鸿基金融(英国)、汤森路透、东京证券交易所、联合国、美国商务部、万得信息技术(上海)有限公司、伍德麦肯兹有限公司、世界金属统计局和世界经济论坛。虽然我们认为外部来源的信息可靠,但不对其准确性承担责任。

此处表达的观点仅为桥水截至本报告日期的观点,如有变更,恕不另行通知。桥水可能对讨论的一个或多个头寸和/或证券或衍生品拥有重大财务利益。负责编制本报告的人员的薪酬基于多种因素,包括其工作质量和公司收入等。

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