MACROECONOMICS (LOOSE) W/LAUNCHPAD
MACROECONOMICS (LOOSE) W/LAUNCHPAD
4th Edition
ISBN: 9781319035198
Author: KRUGMAN
Publisher: MAC HIGHER
Question
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Chapter 18, Problem 9P
To determine

Velocity of money

Quantitative Theory of Money:

It states that any change in money supply leads to change in the aggregate price level in an economy. It means money is neutral and monetary policies are not effective.

Velocity Equation:

It shows the relation between the real output level and the quantity of money supply in the economy.

The formula to show the relation is,

M×V=P×Y

Where,

  • M is quantity of money.
  • V is the velocity of money.
  • P is the aggregate price level.
  • Y is the output level.

Velocity of Money (V):

It is defined as the total number of time a unit of account moves in an economy to buy goods and services.

The formula to calculate velocity of money is,

V=YM

Where,

  • M is quantity of money.
  • V is the velocity of money.
  • Y is the real GDP

Money Supply (MS ):

It is the quantity of money present in the economy. It is controlled by the central bank of the country.

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