If the price of a movie download falls, the rental rate of DVDs ________ and the equilibrium quantity of DVDs rented ________

Depending on the relative size of the federal government's expenditures and tax revenues, the federal government's budget can be in three possible conditions

What are the three possible conditions and what is the relationship of federal government expenditures and tax revenues for each?

Under a fixed exchange rate system, the central bank must

a. have an unlimited supply of domestic currency. b. have a very large supply of foreign assets. c. follow a constant money growth rule. d. allow the money supply to adjust to keep interest rates and exchange rates unchanged.