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A central bank, reserve bank or monetary authority, is an entity responsible for the monetary policy of its country or of its group of member states, such as the European Union. Its primary responsibility is to maintain the stability of the national currency and money supply, but more active duties include controlling subsidized loan interest rates, and acting as a "bailout" lender of last resort to the banking sector during times of financial crisis (private banks often being integral to the national financial system). In most countries the central bank is state-owned and has a minimal degree of autonomy, which allows for the possibility of government intervening in monetary policy. An "independent central bank" is one which operates under rules designed to prevent political interference;
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