Wize AP Macroeconomics Textbook > Monetary Policy

Monetary Policy, Open Market Operations and Overnight Rate

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Monetary Policy, Open Market Operations and Overnight Rate


Monetary policy is the setting of the money supply and interest rates by the central bank.

  • In a recession (or recessionary gap), the central bank should use
    expansionary
    monetary policy which means
    increase
    the money supply and
    decrease
    the interest rate so that it is
    cheaper
    to take loans and spending increases.
  • In an economic boom (inflationary gap), the central bank should use
    contractionary
    monetary policy which means
    decrease
    the money supply and
    increase
    the interest rate so it is more expensive to take loans and spending decreases.

Open Market Operations

Open-market operations are the purchase or sale of government bonds (securities/Treasuries) by the central bank.
  • Open Market Purchase - this is when the central bank purchases government bonds (Treasuries) from the public. It would cause money supply to
    increase
    and interest rate to
    decrease
    . It is normally used in a
    recession (recessionary gap)
    .
  • Open Market Sale - this is when the central bank sells government bonds (Treasuries) to the public. It would cause money supply to
    decrease
    and interest rate to
    increase
    . It is normally used in a
    boom (inflationary gap)
    .
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Other Central Bank Tools

  • Quantitative easing - a purchase by the central bank of government or non-government securities (like bonds) with long maturity terms. It causes the money supply to
    increase
  • Foreign Exchange Market Operations - the purchase or sale of foreign money by the central bank. Example: If the Canadian central bank buys 100 million Euros in the foreign exchange market in exchange for 130 million Canadian dollars it means the Canadian money supply will
    increase
    . If the central bank sells Euros in the foreign exchange market it means the Canadian money supply will
    decrease
    .
  • Sterilization - the process of offsetting foreign exchange market operations with open-market operations, so that the effect on the money supply is cancelled out. Example: If the Canadian central bank sells 100 million Euros in the foreign exchange market in exchange for 130 million dollars and does not want the Canadian money supply to decrease, it could conduct an open market
    purchase
    .
  • Reserve Requirements - regulations on the minimum amount of reserves that commercial banks must hold against deposits (not commonly used). Example: In a recession the central bank can
    lower
    the reserve requirements the commercial banks have to keep so that they can loan out
    more
    .

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Overnight Rate

  • Overnight Rate - the interest rate on very short-term loans between commercial banks. In a recession the central bank would
    decrease
    the overnight rate.
  • Bank Rate (Discount Rate) - the interest rate charged by the central bank on loans to the commercial banks (also called discount loans). In a recession the central bank would
    lower
    the bank rate.
  • Deposit Rate - the interest rate the central bank gives commercial banks on their deposits at the central bank.
  • Operating Band - this is the gap between the overnight rate, bank rate and deposit rate. In most countries it is around +/- 0.25% Example: If the deposit rate is 0.5%, then the overnight rate is
    0.75%
    and the bank rate is
    1%