The U.S. claimed a disproportionate share of world trade given its share of the world's population

According to the quantity theory of money, if the growth rate of money supply is 6% and the growth rate of real GDP is 9%, then the growth rate of nominal GDP in the economy will be:

A) 9%. B) 6%. C) 3%. D) 15%.

Government policies that heavily tax some activities while subsidizing others and that fix or control interest rates will result in

a. higher productivity of investment. b. lower productivity of investment. c. no change in the productivity of investment. d. a greater level of investment.