Consider the following aggregate economy Note that taxes and imports rise with income. Assume that interest rates, exchange rates and prices are fixed.
C=250+0.8(Y-T)
I=50
G=1200
T=400+0.2Y
EX=1000
IM=100+0.5(Y-T)
a) Calculate the equilibrium output in this economy
b) What is the balance of trade at equilibrium? Surplus or deficit?
c) What is the government spending multiplier in this economy? Give a numerical answer