Suppose that the MPC out of disposable income was 0.8 and the tax function for a given economy was T= -30+0.25Y. an increase in the intercept of the tax function of 10 units(from -30 to -20 would cause equilibrium income in the simple Keynesian model to fall by

Suppose that the MPC out of disposable income was 0.8 and the tax func

1.	Suppose that the MPC out of disposable income was 0.8 and the tax function for a given economy was T= -30+0.25Y. an increase in the intercept of the tax function of 10 units(from -30 to -20 would cause equilibrium income in the simple Keynesian model to fall by
A.	-20 units
B.	10 units
C.	20 units
D.	40 units
Answer» D. 40 units