经济学原理对应练习 31.doc

1280Chapter 31 Open-Economy Macroeconomics: Basic ConceptsMultiple Choice1. International tradea. raises the standard of living in all trading countries.b. lowers the standard of living in all trading countries.c. leaves the standard of living unchanged.d. raises the standard of living for importing countries and lowers it for exporting countries.ANS: A PTS: 1 DIF: 1 REF: 31-1TOP: International trade MSC: Definitional2. Foreign-produced goods and services that are sold domestically are calleda. imports.b. exports.c. net imports.d. net exports.ANS: A PTS: 1 DIF: 1 REF: 31-1TOP: Imports MSC: Definitional3. Net exports of a country are the value ofa. goods and services imported minus the value of goods and services exported.b. goods and services exported minus the value of goods and services imported.c. goods exported minus the value of goods imported.d. goods imported minus the value of goods exported.ANS: B PTS: 1 DIF: 1 REF: 31-1TOP: Net exports MSC: Definitional4. One year a country has negative net exports. The next year it still has negative net exports and imports have risen more than exports.a. its trade surplus fell.b. its trade surplus rose.c. its trade deficit fell.d. its trade deficit roseANS: D PTS: 1 DIF: 2 REF: 31-1TOP: Trade balance MSC: Analytical5. Suppose that a country imports $100 million of goods and services and exports $75 million of goods and services, what is the value of net exports?a. $175 millionb. $75 millionc. $25 milliond. -$25 millionANS: D PTS: 1 DIF: 1 REF: 31-1TOP: Net exports MSC: Applicative6. Oceania buys $40 of wine from Escudia and Escudia buys $100 of wool from Oceania. Supposing this is the only trade that these countries do. What are the net exports of Oceania and Escudia in that order?a. $140 and $140b. $100 and $40c. $60 and -$60d. None of the above is correct.ANS: C PTS: 1 DIF: 2 REF: 31-1TOP: Net exports MSC: AnalyticalChapter 31 /Open-Economy Macroeconomics: Basic Concepts  12817. When Dee, a U.S. citizen, purchases a designer dress made in Milan, the purchase isa. both a U.S. and Italian import.b. a U.S. export and an Italian import.c. a U.S. import and an Italian export.d. neither an export nor an import for either country.ANS: C PTS: 1 DIF: 1 REF: 31-1TOP: Imports | Exports MSC: Definitional8. Juan lives in Ecuador and purchases a motorcycle manufactured in the United States. The motorcycle isa. both a U.S. and Ecuadorian export.b. both a U.S. and Ecuadorian import.c. a U.S. import and an Ecuadorian export.d. a U.S. export and an Ecuadorian import.ANS: D PTS: 1 DIF: 1 REF: 31-1TOP: Exports | Imports MSC: Definitional9. If U.S. imports total $100 billion and U.S. exports total $150 billion, which of the following is correct?a. The U.S. has a trade surplus of $100 billion.b. The U.S. has a trade surplus of $50 billion.c. The U.S. has a trade deficit of $100 billion.d. The U.S. has a trade deficit of $50 billion.ANS: B PTS: 1 DIF: 1 REF: 31-1TOP: Net exports MSC: Applicative10. The value of Peru's exports minus the value of Peru's imports is calleda. Peru's foreign portfolio investment.b. Peru's foreign direct investment.c. Peru's net exports.d. Peru's net imports.ANS: C PTS: 1 DIF: 1 REF: 31-1TOP: Net exports MSC: Definitional11. Sonya, a citizen of Denmark, produces boots and shoes that she sells to department stores in the United States. Other things the same, these salesa. increase U.S. net exports and have no effect on Danish net exports.b. decrease U.S. net exports and have no effect on Danish net exports.c. increase U.S. net exports and decrease Danish net exports.d. decrease U.S. net exports and increase Danish net exports.ANS: D PTS: 1 DIF: 1 REF: 31-1TOP: Net exports MSC: Definitional12. A firm in China sells jackets to a U.S. department store chain. Other things the same, these salesa. increases U.S. and Chinese net exports.b. decrease U.S. and Chinese net exports.c. increase U.S. net exports and decrease Chinese net exports.d. decreases U.S. net exports and increase Chinese net exports.ANS: D PTS: 1 DIF: 1 REF: 31-1TOP: Net exports MSC: Definitional13. Ivan, a Russian citizen, sells several hundred cases of caviar to a restaurant chain in the United States. By itself, this salea. increases U.S. net exports and has no effect on Russian net exports.b. increases U.S. net exports and decreases Russian net exports.c. decreases U.S. net exports and has no effect on Russian net exports.d. decreases U.S. net exports and increases Russian net exports.ANS: D PTS: 1 DIF: 1 REF: 31-1TOP: Net exports MSC: Definitional1282  Chapter 31 /Open-Economy Macroeconomics: Basic Concepts14. Bob traps lobsters in Maine and sells them to a restaurant in Egypt. Other things the same, these salesa. increase U.S. net exports and has no effect on Egyptian net exports.b. increase U.S. net exports and decrease Egyptian net exports.c. decrease U.S. net exports and have no effect on Egyptian net exports.d. decrease U.S. net exports and increase Egyptian net exports.ANS: 。