7 4.0
8 4.5
As shown in Exhibit 9-1, if investment is $0.5 trillion, government spending is $1
trillion, net exports are -$0.5 trillion, and GDP is $7 trillion, then:
a. inventory depletion is -$1.0 trillion.
b. inventory accumulation is $1.0 trillion.
c. inventory depletion is -$2.0 trillion.
d. inventory accumulation is $2.0 trillion.
If a decrease in the price of good Y causes the demand for good Z to decrease, this
indicates that:
a. Y and Z are complements.
b. Y and Z are substitutes.
c. Y and Z are unrelated.
d. Y is a normal good and Z is an inferior good.
The equilibrium level of real GDP is $1,000, the target level of real GDP is $1,250, and
the marginal propensity to consume (MPC) is 0.60. The target can be reached if
government spending is: