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Questions › GATE › GATE 2025 › Q40
1 markMacroeconomics › Keynesian cross and the multiplier › Keynesian cross equilibriumEasyabout 1 min

GATE 2025 Question 40: Keynesian cross and the multiplier

For a closed economy with no government expenditure and taxes, the aggregate consumption function (CCC) is given by:

C=100+0.75 YdC = 100 + 0.75\,Y_dC=100+0.75Yd​

where YdY_dYd​ is the disposable income.

If the total investment is 80, the equilibrium output is ______ (in integer)

Answer and worked solution

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Plain-text version

For a closed economy with no government expenditure and taxes, the aggregate consumption function (C) is given by: C = 100 + 0.75 Y_d where Y_d is the disposable income. If the total investment is 80, the equilibrium output is (in integer)

Keynesian cross and the multiplier has come up 167 times in 7 exams since 2006.

What this question tests

This question is on Keynesian cross equilibrium, part of Keynesian cross and the multiplier in Macroeconomics.

How income is determined when output adjusts to planned spending, and what happens to unplanned inventories.

TestStop has 35 past-paper questions on this subtopic; the nearest in year are below.

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Question from the GATE 2025 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.