If Gladys sells her 1998 Jeep Cherokee for $3,500 in 2016, the sale of her car contributes $3,500 to 2016 GDP

Tennis balls and tennis rackets are complements. If a 3 percent change in the price of a tennis racket leads to a 9 change in the quantity of tennis balls demanded, the cross elasticity of demand equals

A) 3. B) -3. C) 1/3. D) -1/3. E) 9.

If a central bank engages in an unsterilized foreign-exchange intervention with the intention of raising the foreign-exchange value of its currency,

A) the central bank's holdings of international reserves will fall. B) the domestic money supply will rise. C) domestic interest rates will fall. D) it will buy foreign assets.