What it is
A central bank is the primary monetary authority of a country, responsible for implementing monetary policy to achieve macroeconomic objectives such as stable prices (low inflation) and maximum sustainable employment. It issues currency, acts as a banker to the government and commercial banks, and regulates the banking system. Key tools include setting benchmark interest rates, conducting open market operations, and acting as a lender of last resort.
Central banks like the Federal Reserve, European Central Bank, and Bank of Japan are constantly in the news, with their policy decisions directly influencing financial markets. Their announcements on interest rate changes (rate-hikes, rate-cuts) or quantitative easing/tightening affect bond yields, stock prices, and currency values globally. Investors closely watch central bank forward guidance for clues on future policy direction, which can drive market sentiment and investment strategies.
Why it matters
Central bank decisions directly influence interest rates, inflation, economic growth, and currency values, significantly impacting your investments and cost of living.
Reviewed under editorial standardsUpdated September 26, 2026Not investment advice