Economic data

What Are Quantitative Easing (QE) and Quantitative Tightening (QT)?

By the JustCharts team · Updated · 5 min read

Quick answer

Quantitative easing (QE) is when a central bank creates money to buy government bonds and other assets, pushing down long-term interest rates and supporting lending and asset prices. Quantitative tightening (QT) is the reverse: letting those bonds mature without replacing them, or selling them, which removes money from the system. QE tends to weaken a currency and support gold and stocks; QT tends to do the opposite.

Key facts

QE
central bank buys bonds with newly created reserves
QT
central bank shrinks its bond holdings
Aim of QE
lower long-term rates when short rates are near zero
Typical QE effect
weaker currency, higher stocks and gold
Major users
Federal Reserve, ECB, Bank of England, Bank of Japan

Why central banks use QE

When short-term rates are already near zero, central banks can’t cut much further. Buying long-term bonds lowers longer-term yields directly, makes borrowing cheaper, and pushes investors towards riskier assets. QE was used widely after the 2008 financial crisis and during the 2020 pandemic.

How QE works

  1. The central bank buys bonds from banks and investors.
  2. It pays with newly created central-bank reserves.
  3. Bond prices rise and yields fall; sellers have cash to invest elsewhere.

How QT works

Under QT, the central bank lets bonds mature without reinvesting the proceeds (a “runoff”), or sells them. That reduces reserves in the banking system and can push long-term yields up. QT usually happens slowly and predictably, so markets react most to changes in its pace.

Market effects

QEQT
Long-term bond yieldsDownUp
CurrencyWeakerStronger
StocksSupportedHeadwind
GoldSupportedHeadwind

QE and QT announcements are usually part of the regular meeting — see FOMC decisions and ECB, BoE and BoJ decisions. They also shape the yield curve.

Frequently asked questions

Is QE the same as printing money?

Loosely, yes — the central bank creates new reserves to buy assets — but the money mostly stays within the banking system rather than being handed out as cash.

Does QE cause inflation?

It can contribute if it boosts demand strongly, but after 2008 large QE programmes came with low inflation. Effects depend on the wider economy and fiscal policy.

Why does QT strengthen a currency?

Shrinking the central bank’s balance sheet tightens financial conditions and can lift yields, making the currency more attractive.

Put it into practice

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