Harry needs to hire an accountant but does NOT know how to find a good one. The accountant is a(n)

In the United States, the purchasing power of money is determined by

a. the underlying precious metals that back each unit of currency. b. the value of U.S. treasury bonds that back each unit of currency. c. Federal Reserve policy, which controls the money supply. d. Congress, which controls the money supply.

In order to predict behavior, economic models must be realistic.

Answer the following statement true (T) or false (F)