Consider the following open economy SI model set up Y = 18000 C = 300 + 0.8(Y − 2500) I = 3500 − 400(r) r = r∗ = 5 G = 3000 T = 2500 NX = 5000 − 30(e) (a) Compute National Savings. (b) Compute Net Exports, NX and exchange rate, e.

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