In 2010, about A) 20 percent of foreign exchange transactions involved exchanges of foreign currencies for U.S. dollars. B) 10 percent of foreign exchange transactions involved exchanges of foreign currencies for U.S. dollars. C) 30 percent of foreign exchange transactions involved exchanges of foreign currencies for U.S. dollars. D) 40 percent of foreign exchange transactions involved exchanges of foreign currencies for U.S. dollars. E) 85 percent of foreign exchange transactions involved exchanges of foreign currencies for U.S. dollars. {Ans: E) 85 percent of foreign exchange transactions involved exchanges of foreign currencies for U.S. dollars.}The action of arbitrage is A) the process of buying a currency cheap and selling it dear. B) the process of buying a currency dear and selling it cheap. C) the process of buying and selling currency at the same price. D) the process of selling currency at different prices in different markets. E) the process of buying a currency and holding onto it to take it off the market. {Ans: A) the process of buying a currency cheap and selling it dear.}Government purchases are defined as A) only goods purchased by federal, state, or local governments. B) all goods and services purchased by the