Which of the following would cause a movement up (or leftward) along the demand
curve for European autos in the United States?
a. an increase in the price of American autos
b. a decrease in the price of American autos
c. an increase in income in the United States
d. an increase in the price of European cars
Some college students think that because a college degree greatly increases their
earning potential there is no opportunity cost of attending college. How would an
economist look at the matter?
a. There is no opportunity cost, assuming that future earnings actually increase as
expected.
b. The opportunity cost is much less than it would appear, assuming that earnings
increase.
c. Opportunity cost is a meaningless concept in this situation.
d. The college students are completely correct in all respects.
e. There is still an opportunity cost, even if it is justified by higher future earnings.