Graphs are valuable because they facilitate interpretation of data

A decrease in U.S. interest rates relative to Japanese interest rates will

a. decrease the supply of dollars on the foreign exchange market b. increase the demand for dollars on the foreign exchange market c. increase the supply of dollars on the foreign exchange market d. cause the value of the dollar to appreciate e. cause U.S. exports to increase

In a market with supply and demand curves as shown below, a price ceiling of $2.50 will result in:

A. A surplus of 10 units
B. A shortage of 10 units
C. No shortage or surplus
D. A black market price greater than $2.50