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Questions › GATE › GATE 2025 › Q43
2 marksMacroeconomics › Consumption and investment › The Keynesian consumption functionEasyabout 1 min

GATE 2025 Question 43: Consumption and investment

Consider a simple Keynesian closed economy model with the following information:

The Marginal Propensity to Consume (MPC) is 0.9 and the initial level of saving is INR 120. When income rises by INR 100, then the new level of saving will be INR ______ (in integer)

Answer and worked solution

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Consumption and investment has come up 74 times in 7 exams since 2005.

What this question tests

This question is on The Keynesian consumption function, part of Consumption and investment in Macroeconomics.

Consumption as a function of current income: the propensities to consume and save.

TestStop has 17 past-paper questions on this subtopic; the nearest in year are below.

  • GATE 2023 · Q31Consider the Keynesian consumption function C = α + β Y, where C is the aggregate consumption, Y is the…
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Question from the GATE 2025 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.