“Because Coke and Pepsi are substitutes, a decrease in the price of Pepsi will cause the
demand for Coke to decrease. This initial shift in demand for Coke results in a lower
price for Coke; this lower price will cause the demand curve for Coke to shift to the
left.” Which of the following correctly comments on this statement?
A) The statement will be true if consumer tastes for Coke and Pepsi do not change.
B) The statement is false because a change in the price of Coke would not change the
demand for Coke.
C) The statement is false because Pepsi is an inferior good; Coke is a normal good.
D) The statement is false because one cannot assume that Coke and Pepsi are
substitutes for all consumers.
What two measures of macroeconomic activity are often referred to as the “twin
deficits”?
A) net capital flows and net exports
B) the foreign exchange deficit and net foreign investment
C) the budget deficit and the trade balance
D) the saving-investment deficit and the export deficit
The natural rate of unemployment equals