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12th Class Economics Solved Paper - Economics 2016 Outside Delhi Set-II

  • question_answer
    An economy is in equilibrium. Find investment expenditure:
                National income                                              = 1200
                Autonomous consumption expenditure           = 150
                Marginal Propensity to consume                      = 0.8

    Answer:

                \[Y=\overline{C}+MPC(Y)+I\]
                \[1200=150+\,(0.8\,\times 1200)+I\]
                 \[~I=1200150960\]
                            = 90


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