Source: US Census Bureau and Mankiw’s calculations
Refer to Table 19-1. Economists suspect that the increase in the earnings gap between
skilled and unskilled workers is likely due to
a.an increase in the demand for skilled labor relative to the demand for unskilled labor.
b.an increase in international trade.
c.improvements in technology.
d.All of the above are correct.
7) Many economists criticize monopolists because they
a.charge a price that equals marginal cost rather than a price that equals average cost.
b.do not innovate.
c.produce a large quantity of waste.
d.produce less than the socially efficient level of output.
8) In some cases, specialization allows larger factories to produce goods at a lower
average cost than smaller factories.
a.True
b.False
9) Figure 16-2. The figure is drawn for a monopolistically competitive firm.