If the Fed conducts an open market purchase of bonds, which of the following will
happen?
a. The interest rate will decrease, the aggregate expenditure line will shift upward, and
the aggregate demand curve will shift leftward.
b. The interest rate will increase, the aggregate expenditure line will shift upward, and
the aggregate demand curve will shift rightward.
c. The interest rate will decrease, the aggregate expenditure line will shift upward, and
the aggregate demand curve will shift rightward.
d. The interest rate will decrease, the aggregate expenditure line will shift downward,
and the aggregate demand curve will shift rightward.
e. The interest rate will increase, the aggregate expenditure line will shift downward,
and the aggregate demand curve will shift leftward.
Figure 7-6 shows the total cost for six different levels of output for a particular firm.
Total fixed cost (TFC) if five units of output are produced is