Macroeconomics: Determination of Income and Employment · Class 12 · CBSE · Commerce Economics

The consumption function of an economy is C = ₹100 crore + 0.8Y. At what level of income will saving be zero?

Practice question from Macroeconomics: Determination of Income and Employment (Class 12 · CBSE · Commerce Economics), with the correct answer and a step-by-step solution.

easy · MCQ · Q-E8A66E

The consumption function of an economy is C = ₹100 crore + 0.8Y. At what level of income will saving be zero?

  1. A.₹100 crore
  2. B.₹400 crore
  3. C.₹500 croreCorrect answer
  4. D.₹800 crore

Solution

Saving is zero at the break-even level of income, where consumption equals income. Thus, Y=100+0.8YY = 100 + 0.8Y, giving 0.2Y=1000.2Y = 100 and Y=₹500Y = ₹500 crore.

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