If the tax function is T= t0+t1y where t1 equals 1/3,and if the marginal propensity to consume out of disposable income is 3/4 , then the change in GDP oer unit change into t0 (∆Y/∆ t0) will be

If the tax function is T= t0+t1y where t1 equals 1/3,and if the margin

1.	If the tax function is T= t0+t1y where t1 equals 1/3,and if the marginal propensity to consume out of disposable income is 3/4 , then the change in GDP oer unit change into t0 (∆Y/∆ t0) will be
A.	-1
B.	+1
C.	-1.5
D.	-2
Answer» D. -2