d. it is useful when imbalances exist between tax revenue and government expenditures 31- The two basic components of money supply in the United States include a. mortgage notes; physical money b. loan applications; credit defaults c. bankers acceptances; precious metals d physical money; deposit money 32 The following information was gathered for the XYZ economy: velocity of money = 38 times; average price level- $85; and real output = 10,000 units. a. What is the nominal GDP for the XYZ economy? b. What is the size of the money supply in XYZ economy? 33- The principal assets of banks do not include: a. cash loans