5) Consider a competitive market with a large number of identical firms. The firms in
this market do not use any resources that are available only in limited quantities. In this
market, an increase in demand will
a.increase price in the short run but not in the long run.
b.increase price in the long run but not in the short run.
c.increase price both in the short and the long run.
d.not affect price in either the short or the long run.
6)
Suppose you buy an iPod for $100. If your consumer surplus is $30, your willingness to
pay is $70.
a.True
b.False
7) The wage gap between skilled and unskilled worker has
a.risen; economists argue that this may be due in part to technological progress.
b.risen; economists argue that none of the rise is due to technological progress.
c.fallen; economists argue that this may be due in part to technological progress.
d.fallen; economists argue that none of the fall is due to technological progress.
8) If the government wanted to ensure that the market reaches the socially optimal
equilibrium in the presence of a technology spillover, it should
a.impose a corrective tax on any firm producing a technology spillover.
b.offer tax credits to consumers who are adversely affected by the new technology.
c.subsidize producers by an amount equal to the value of the technology spillover.
d.provide research grants to those firms not currently engaging in research to increase
competition in the industry.
9) At the profit-maximizing level of output,
a.marginal revenue equals average total cost.
b.marginal revenue equals average variable cost.
c.marginal revenue equals marginal cost.
d.average revenue equals average total cost.