Policy is conducted by rule if policymakers:
A) announce in advance how policy will respond to various situations and commit
themselves to following through on this announcement.
B) are free to size up the situation case by case and choose whatever policy seems
appropriate at the time.
C) set policy according to election results, i.e., set policy by rule of the ballot box.
D) manipulate policy to ensure both low inflation and unemployment on election day.
If there is a fixed-exchange-rate system, then in the short run described by the
Mundell”Fleming model:
A) the nominal exchange rate is fixed, but the real exchange rate is free to vary.
B) the real exchange rate is fixed, but the nominal exchange rate is free to vary.
C) both the nominal and real exchange rates are fixed.
D) the nominal exchange rate is fixed, but whether the real exchange rate is fixed
depends on whether the central bank follows a rule of constant growth of the money
supply.
Economic data suggest that when income is expected to fall by $1, consumption falls
by: