Quantitative easing (QE) is a monetary policy tool where central banks create new money to purchase government bonds and other securities, injecting massive liquidity into the financial system when interest rates are already near zero. QE expands the central bank's balance sheet, lowers long-term interest rates, and increases money supply that typically flows into various assets.
For crypto, QE represents high liquidity conditions where newly created money can fuel speculative rallies as investors seek returns and inflation hedges with expanded money supply.
Example:
From March 2020 to March 2022, the Federal Reserve expanded its balance sheet from approximately $4 trillion to $9 trillion through aggressive quantitative easing in response to COVID-19. This $5 trillion expansion of the Fed's holdings coincided with Bitcoin's rally from around $5,000 to $69,000. The correlation reflected how QE-created liquidity pushed investors into risk assets, fueled retail participation, and generated inflation concerns that drove Bitcoin adoption as a potential hedge. When the Fed ended QE and began reducing its balance sheet in 2022, Bitcoin declined significantly as liquidity conditions tightened.