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Assuming a closed economy A, where I= 22-3r and S= r+ 14, then the cost of...

Assuming a closed economy A, where I= 22-3r and S= r+ 14, then the cost of one unit of future consumption in a country A equals how many unit of current consumption.

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Answer #1

Equating I and S,

22 - 3r = r + 14

4r = 8

r = 2%

Cost of 1 unit of future consumption = 1 x (1.02) = 1.02 units of current consumption

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