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What Central Banks Do and Why They Exist

By Allen Krewzz
Published July 5, 2026Updated July 5, 2026
What Central Banks Do and Why They Exist

What a Central Bank Actually Is

The Core Functions

Central Bank Independence

Central bank independence is not absolute. Central banks are typically still accountable to legislatures through mandates, reporting requirements, and appointment processes — independence applies to day-to-day decisions, not to the institution's legal existence itself.

Lender of Last Resort

What Central Banks Do Not Do

Common Mistakes

Conclusion