Question

Discuss the meaning of investment multiplier. What can be its minimum and maximum value?

Answer 1

Investment multiplier refers to the number of time by which the increase in output or income exceeds the increase in investment. It is measured as the ratio between change in income and change in investment and it is denoted as 'k'.

k= change in income / change in investment.

The minimum value of the multiplier can be 1 when there is one time change in income or when MPC= 0 and the maximum value of the multiplier can be Infinity when there in infinite times of change in income or MPC=1.