Marginal propensity to consume (MPC) = 0.25, Investment (I) = 5500, Government
Spending (G) = 1200, Autonomous consumption (α) = 1500,
Net Exports (X-M) = 2,600
Y= C+ I + G + X-M
C= α + βY
Required;-
i) Calculate the equilibrium level of National Income. (3 marks)
ii) Calculate the equilibrium consumption and savings (4 marks)
iii) Compute a simple investment multiplier and interpret it