13. The tool most often used by the Fed to control the money supply is
(A) changing reserve requirements.
(B) open market operations.
(C) buying and selling of equities.
(D) altering the discount rate.
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統計: A(0), B(1), C(0), D(0), E(0) #2853788
統計: A(0), B(1), C(0), D(0), E(0) #2853788