1) which of the following will most likely cause backflows?
a.poor information that leads a migrant to overestimate the net benefits of migration.
b.high moving costs.
c.falling wages in a migrant’s origin nation.
d.high levels of skill transferability.
2) a change in the slope of a budget line can only result from a change in:
a.consumer preferences.
b.the price of one or both goods.
c.money income.
d.the marginal rate of substitution.
3) The Fed directly sets:
A.the prime interest rate but not the Federal funds rate.
B.both the Federal funds rate and the prime interest rate.
C.neither the Federal funds rate nor the prime interest rate.
D.the discount rate and the prime interest rate.
4) Suppose that two firms in an industry that has a Herfindahl index of 1,000 announce
a merger. The U.S. Justice Department concludes the merger will boost the index to
1,050. The antitrust authorities will most likely:
A.ignore this merger because of the relatively small size of, and increase in, the
Herfindahl index.
B.prevent the merger, contending that it violates the Clayton Act.
C.allow the merger if foreign entry to the industry is possible.
D.allow the merger but watch the new firm carefully for future violations of the
antitrust laws.
5) Answer the next three questions on the basis of the following data: