Suppose C = 40 + 0.8Y D, T = 50, I = 60, | Class 12 Macro Economics Chapter Open Economy Macroeconomics, Open Economy Macroeconomics NCERT Solutions

Question:

Suppose C = 40 + 0.8Y D, T = 50, I = 60, G = 40, X = 90, M = 50 + 0.05Y

(a) Find equilibrium income. (b) Find the net export balance at equilibrium income (c) What happens to equilibrium income and the net export balance when the government purchases increase from 40 and 50?

Answer:

C = 40 + 0.8YD
T = 50
I = 60
G = 40
X = 90
M = 50 + 0.05Y

(a) Equilibrium level of income

Y = C + c (Y - T) + I + G + X - M – mY

     = 560

(b) Net exports at equilibrium income 

NX = X - M - My

= 90 – 50 -0.05×560
= 40 – 28 =12

(c) When G increase from 40 to 50,

Net export balance at equilibrium income

NX = X - (M - mY)
= 90 - 50 + 0.05 × 600
= 40 - 30 = 10


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Welcome to the NCERT Solutions for Class 12 Macro Economics - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 13: Suppose C = 40 + 0.8Y D, T = 50, I = 60, G = 40, X = 90, M = 50 + 0.05Y (a) Find equilibrium inco....