In the allocation of resources between present and future
a. the market works imperfectly.
b. the market works perfectly.
c. centrally planned economies are more efficient than market economies.
d. the invisible hand guarantees efficiency in market economies.
If expectations are “rational,” can the Fed control unemployment?
a. Yes, provided it announces policy in advance.
b. Yes, if it affects the aggregate demand curve.
c. No, because aggregate supply is vertical even in the short run.
d. No, because only fiscal policy can affect unemployment.
Under perfect competition, firms are relatively ignorant of the actions of their
competitors.
a. True