Latest / Monetary Policy Explained with Fexingo: Central Banks, Money Supply, and Interest Rates / How Central Banks Use Helicopter Money
Transcript
- Lucas: So if you're a central banker and you've already cut rates to zero and bought up trillions in bonds, what's left? One answer that keeps coming back — helicopter money. Not just printing money to buy assets, but literally putting cash into people's hands. Luna: It sounds like a fringe idea, but we've actually seen versions of it in practice. Most notably in Japan. Lucas: Exactly. And the term itself goes back to Milton Friedman in 1969. He wrote about a helicopter dropping money from the sky — a parable to show that if people expect the money supply to permanently increase, they'll spend it. The key word there is 'permanent.' That's the difference between a one-time tax rebate and actual helicopter money. Luna: And for decades it was just a thought experiment. Until the pandemic. Suddenly central banks were buying assets like crazy, but they couldn't get money directly into households — that's a fiscal job, not monetary. So what changed? Lucas: What changed is that some central banks started financing government transfers directly. The Bank of Japan didn't call it helicopter money, but in 2022 they launched a program where the central bank bought newly issued government bonds specifically to fund a cash handout to every citizen — about 100,000 yen per person, around 650 dollars at the time. Luna: So it's not just quantitative easing by another name? Because in QE the central bank buys existing bonds from banks, which can sit on the reserves. Here they're buying fresh issuance tied to a specific transfer. Lucas: Right. The mechanism matters. In a standard QE, the central bank creates reserves to buy government bonds on the secondary market. Banks get the reserves, but households don't directly benefit — the money stays in the financial system. Helicopter money bypasses that. The central bank monetizes a fiscal transfer, so new money enters the real economy directly. The Bank of Japan's 2022 program was, in effect, a helicopter drop: the government issued bonds, the BOJ bought them, and the proceeds went straight to people's bank accounts. Luna: So did it work? Did Japan get a spending surge? Lucas: That's the trillion dollar question. Japan's economy did see a short-term consumption boost in the months after the handouts — retail sales jumped about 3 percent quarter over quarter. But the effect faded pretty quickly. And here's the thing: people saved a lot of it. Japanese household savings rose by about 20 trillion yen in 2022, which suggests that even direct cash doesn't guarantee spending if people are uncertain about the future. Luna: That's the classic critique, right? If people treat it like a one-off windfall, they save it. The Friedman parable assumed the money drop was permanent — everyone gets a helicopter drop every year. Japan's was a one-time thing. Lucas: Exactly. And that's where the debate gets interesting. The European Central Bank had an internal study in 2023 that modeled a hypothetical helicopter drop across the eurozone. They found that if it's permanent — people expect it again next year — inflation could rise by 0.5 to 1 percentage point within two years. But if it's a one-off, the effect on prices is negligible. So the credibility of the commitment matters enormously. Lucas: The Fed has always been more skeptical. In the U.S., the idea of the central bank writing checks directly to households is politically charged. It blurs the line between monetary and fiscal policy. In 2021, then-Fed Chair Powell said in a press conference that helicopter money is 'something we would not consider in normal times' — and he didn't sound eager even for crisis times. Luna: And yet, the U.S. effectively did something close with the 2020 stimulus checks, albeit financed by Treasury borrowing and with the Fed buying a lot of that debt. The difference is the Fed didn't target the purchases to a specific spending bill. But the overall effect on the money supply was similar — M2 grew by over 25 percent in 2020 and 2021. Lucas: Right. So the distinction can get blurry in practice. But the pure form of helicopter money — explicit central bank financing of transfers — remains taboo in most advanced economies. The Bank of Japan's program was an exception, and even they framed it as a 'special measure' related to pandemic recovery and rising energy costs. They didn't call it a new policy tool. Luna: If today was actually useful to you — if walking through the economy with us has made something click — the way these stay ad-free is listener support. You can find it at buy me a coffee dot com slash fexingo. Lucas: Yeah, that really does make a difference. And it keeps us free to chase the weird corners of monetary policy. So, back to Japan — even with that one-time helicopter money, the BOJ hasn't repeated it. And now with inflation above 2 percent in Japan for the first time in decades, the conversation has shifted. Luna: Right. Because helicopter money is usually thought of as a deflation-fighting tool. If you're worried about inflation, you want to take money out of the economy, not add more. So the moment Japan started seeing sustained inflation, the BOJ's whole posture changed. Lucas: Exactly. And that raises a broader question: is helicopter money a tool for all seasons, or only for liquidity traps and deflation scares? Most economists would say it's only appropriate when the economy is at the zero lower bound and inflation is persistently below target. Otherwise you risk overheating. Luna: Let's talk about the mechanics a bit more. How would a central bank actually execute a helicopter drop today? Technically, they could create digital currency and deposit it into every citizen's account. The Bank of England has a digital pound proposal that could theoretically enable that. Lucas: That's a huge point. Central bank digital currencies, or CBDCs, could make helicopter money much more direct. If everyone has a digital wallet at the central bank, the central bank can just credit accounts. In 2025, the People's Bank of China did a pilot where they distributed digital yuan to about 10 million people in a targeted way — not quite helicopter money because it was tied to specific consumption, like buying electronics or dining out. But it shows the technical feasibility. Luna: So the infrastructure is getting built. And that means the political debate will probably intensify. If a central bank can push a button and give everyone 500 dollars, that's a powerful tool — but also a dangerous one. Lucas: Absolutely. And that's why the 'rules versus discretion' debate is so alive here. Critics argue that helicopter money could become habit-forming — once people expect direct payments, it's hard to stop. And if a government pressures a central bank to finance spending, you lose the central bank's independence. That's the classic fear of fiscal dominance. Luna: Has any central bank formally adopted helicopter money as a policy tool? I mean, beyond Japan's one-off. Lucas: Not really. The Reserve Bank of New Zealand looked at it in 2021 and said no. The ECB's former head economist, Philip Lane, said in a 2023 speech that helicopter money is 'not part of our standard toolkit' but acknowledged it could be considered in extreme circumstances. So it's in the 'break glass in case of emergency' category. Luna: And the emergency would be what? A deflationary spiral that doesn't respond to rate cuts or QE? Like what Japan faced in the 1990s and 2000s. Lucas: Exactly. But here's the interesting twist: some economists argue that if you combine helicopter money with a credible commitment to reverse it later — a plan to withdraw money when inflation returns — you can avoid the overheating risk. That's the 'helicopter money with a seat belt' idea. Bank of America economists floated it in a 2024 note, calling it 'temporary monetized transfers.' Luna: So you'd have a rule-based trigger. If inflation rises above 2.5 percent, the central bank automatically stops the transfers and maybe even starts draining money. That's interesting — it turns helicopter money into a cyclical tool rather than a permanent fiscal backdoor. Lucas: Right. And that addresses the credibility problem. If people know the money will be withdrawn if inflation picks up, they might spend it more aggressively in the short term, which is exactly what you want in a deflation scare. But designing that rule is tricky — what metric do you use? Core inflation? Wage growth? Nominal GDP? Each choice has trade-offs. Luna: And there's the distributional question. Helicopter money gives the same amount to everyone — rich and poor. That's regressive in effect, even if it's equal in amount. Some economists argue you'd get more bang for your buck by targeting lower-income households who have a higher marginal propensity to consume. Lucas: That's a great point. In the U.S., the 2020 stimulus checks were phased out at higher incomes. But if the central bank is doing the distribution — especially through a digital wallet — they might not have the data to means-test. That becomes a fiscal policy decision, not a monetary one. And that's the deeper tension: helicopter money blurs the line between fiscal and monetary policy in a way that many central bankers are uncomfortable with. Luna: So where does that leave us in mid-2026? We've had inflation come down from the highs, but it's still above target in most places. The threat of deflation seems remote. Is helicopter money off the table for now? Lucas: It's off the table as a near-term tool, but very much alive as a concept. Central banks are still studying it. The BIS, the Bank for International Settlements, published a working paper in early 2026 that simulated helicopter money under different inflation scenarios. They found it could be effective in a deep recession with rates at zero, but only if combined with a clear exit strategy. So the research continues. Luna: And I think the digital currency angle makes it more likely we'll see some version in the future, especially in countries where the central bank digital currency goes mainstream. China is already there. The ECB is piloting the digital euro. If another major recession hits, the infrastructure will be ready. Lucas: Exactly. That's the big takeaway: helicopter money used to be a fantasy. Now it's a policy option that central banks are actively preparing for, even if they hope they never have to use it.