13) Which of the following is a true statement?
A.There is a long-run tradeoff between inflation and unemployment.
B.There is no tradeoff between inflation and unemployment in the long run.
C.The short-run Phillips Curve is horizontal.
D.The long-run Phillips Curve is horizontal.
14) a productive activity that creates substantial external benefits should be:
a.encouraged by subsidization.
b.discouraged by special taxes or legislation.
c.exempt from governmental intervention.
d.prohibited.
15) Economists call the pursuit of a transfer of wealth through government at someone
else’s expense:
A.the paradox of voting.
B.the Coase theorem.
C.rent-seeking behavior.
D.the benefits-received principle.
16) In the United States professional football players earn much higher incomes than
professional soccer players. This occurs because:
A.most football players are good soccer players while the reverse is not true.
B.consumers have a greater demand for football games than for soccer games.
C.football and soccer games are highly substitutable products for most consumers.
D.the marginal productivity of soccer players exceeds that of football players.
17) In a private closed economy, when aggregate expenditures equal GDP:
A.consumption equals investment.
B.consumption equals aggregate expenditures.
C.planned investment equals saving.
D.disposable income equals consumption minus saving.