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If the investment rate of an economy is 24%, capital-output ratio is 4 and the growth rate of…

The implied output growth rate is \(24/4=6\%\). Subtracting population growth gives the usual approximation \(6-1.5=4.5\%\) for per capita income growth. Compounding the…

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If the investment rate of an economy is 24%, capital-output ratio is 4 and the growth rate of population is 1.5%, what would be the approximate growth rate of per capita income ?

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Correct answer A

The implied output growth rate is 24/4=6%24/4=6\%. Subtracting population growth gives the usual approximation 6−1.5=4.5%6-1.5=4.5\% for per capita income growth. Compounding the rates exactly gives 100[(1.06/1.015)−1]100[(1.06/1.015)-1] =4.4334975…%=4.4334975\ldots\%, for which 4.5% is the closest listed value.

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  • Maharashtra and Goa SET (MH SET)

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