Which of the following changes in the exchange rate represents an appreciation of the
dollar?
a. 100 yen = $1 to 90 yen = $1
b. 1 yen = $.10 to 1 yen = $.08
c. 1 peso = $10 to 1 peso = $11
d. 200 francs = $10 to 190 francs = $10
Assume the economy is in recession and real GDP is below full employment. The
marginal propensity to consume (MPC) is 0.75, and the government follows Keynesian
economics by using expansionary fiscal policy to increase aggregate demand (total
spending). If an increase of $1,000 billion aggregate demand can restore full
employment, the government should:
a. increase spending by $250 billion.
b. decrease spending by $750 billion.
c. increase spending by $1,000 billion.
d. increase spending by $750 billion.
Exhibit 2-17 Production possibilities curve