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Bank

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AP Macroeconomics

Definition

A bank is a financial institution that accepts deposits from the public, provides loans, and offers various financial services. Banks play a critical role in the economy by facilitating the flow of money, allowing individuals and businesses to save, invest, and manage their finances, while also contributing to the expansion of the money supply through mechanisms like fractional reserve banking.

5 Must Know Facts For Your Next Test

  1. Banks create money through the process of fractional reserve banking, where they keep a fraction of deposits as reserves and lend out the rest.
  2. When banks provide loans, they effectively increase the money supply in the economy because loans create new deposits in the banking system.
  3. The central bank regulates banks to ensure stability in the financial system and control inflation through monetary policy tools such as reserve requirements and interest rates.
  4. Banks charge interest on loans, which is a primary source of revenue for them and affects consumers' borrowing decisions.
  5. The health of banks is crucial for economic stability; bank failures can lead to financial crises, affecting businesses and consumers alike.

Review Questions

  • How does fractional reserve banking allow banks to contribute to the money supply?
    • Fractional reserve banking allows banks to hold only a fraction of deposits as reserves while lending out the majority. This practice means that when banks issue loans, they create new deposits in other accounts, effectively increasing the total money supply. The ability to lend more than what is held in reserves amplifies the impact of initial deposits on the economy.
  • What role do central banks play in regulating commercial banks and influencing the expansion of the money supply?
    • Central banks regulate commercial banks primarily through tools like reserve requirements and interest rate adjustments. By setting reserve requirements, they control how much money banks must hold in reserve versus what they can lend out. Additionally, by adjusting interest rates, central banks influence borrowing costs and consumer spending, impacting overall economic growth and inflation.
  • Evaluate the impact of bank failures on economic stability and growth, considering how they affect both consumers and businesses.
    • Bank failures can severely disrupt economic stability by leading to reduced access to credit for consumers and businesses. When banks collapse, it creates uncertainty and fear among depositors, often resulting in bank runs. This decline in trust can reduce consumer spending and investment. Moreover, business operations may be hindered due to tighter credit conditions, leading to slower economic growth or even recession. The ripple effects from bank failures can significantly destabilize local and national economies.
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