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An economy is in equilibrium. Calculate the Marginal Propensity to Save from the following:National income = 1,000 Autonomous consumption=100 Investment=120 |
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Answer» Solution :GIVEN : National Income (Y) = 1000 Autonomous Consumption (a) = 100 Investment (I) = 120 Y=C+I C=a+bY Y=100+`bxx1000+120` 1000-120=100+B 880=100+1000b 880-100=1000b 780=1000b `b=(780)/(1000)=0.78` `THEREFORE MPC=0.78` MPS=1-MPC =1-0.78 =0.22 |
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