Which of these variables is not a variable in the equation for the asset market equilibrium condition?

The demand for dollars in the foreign exchange market will increase (so that the demand curve shifts rightward) if

A) the U.S. interest rate differential falls. B) the expected future exchange rate falls. C) the exchange rate for the dollar falls. D) None of the above answers is correct.

Which of the following occurrences would NOT shift the demand curve for U.S. dollars in the foreign exchange market?

A) an increase in the U.S. exchange rate B) an increase in the expected future U.S. exchange rate C) an increase in U.S. interest rates D) an increase in foreign interest rates