In an open economy, the national income (Y) of the economy is: (C, I, G, X, M stand for Consumption, Investment, Government Expenditure, total exports and total imports respectively.)
- (a)Y = C + I + G + X
- (b)Y = C + I + G – X + M
- (c)Y = C + I + G + (X – M)
- (d)Y = C + I – G + X – M
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Official answer(c) Y = C + I + G + (X – M)