Ginger and Maryann are lost in the jungle, where the only things to eat are mangoes and fish. Ginger can gather more mangoes per hour than Maryann and can also catch more fish per hour than can Maryann. Therefore: A.Ginger should specialize in the activity for which she has an ab … 阅读详情>> "Ginger and Maryann are lost in the jungle, where the only things to eat are mangoes and fish. Ginger can gather more mangoes per hour than Maryann and can also catch more fish per hour than can Maryann. Therefore:"

In general, individuals and nations should specialize in producing those goods for which they have a(n): A.absolutely comparative advantage. B.comparative advantage. C.absolute advantage and a comparative advantage. D.absolute advantage. 正确答案：comparative advantage.

In general, individuals and nations should specialize in producing goods __ other individuals or nations. A.for which they have a lower opportunity cost compared to B.that they can produce more quickly than C.that they can produce less quickly than D.for which they have a higher … 阅读详情>> "In general, individuals and nations should specialize in producing goods __ other individuals or nations."

A country is most likely to have a comparative advantage in the production of cars if: A.it has strict environmental protection laws governing automobile emissions. B.it imports most of the raw materials necessary to produce cars. C.its citizens prefer driving cars to other forms … 阅读详情>> "A country is most likely to have a comparative advantage in the production of cars if:"

The United States generally has a comparative advantage in the development of technology because it has: A.large amounts of natural resources. B.a disproportionate share of the world’s best research universities. C.patent laws, which no other country has. D.the greatest need for … 阅读详情>> "The United States generally has a comparative advantage in the development of technology because it has:"

The emergence of English as the de facto world language has __ a comparative advantage in the production of books, movies and popular music: A.given non-English-speaking countries B.given English-speaking countries C.had no effect on which country has D.given all countries 正确答案：g … 阅读详情>> "The emergence of English as the de facto world language has __ a comparative advantage in the production of books, movies and popular music:"

The United States was unable to maintain its dominance in the production of televisions because: A.the raw materials necessary to build televisions became scarce in the United States. B.automated techniques allowed production to be outsourced to countries with less-skilled worker … 阅读详情>> "The United States was unable to maintain its dominance in the production of televisions because:"

A graph that illustrates the maximum amount of one good that can be produced for every possible level of production of the other good is called a(n): A.supply curve. B.production possibilities curve. C.production function. D.consumption possibilities curve. 正确答案：production possib … 阅读详情>> "A graph that illustrates the maximum amount of one good that can be produced for every possible level of production of the other good is called a(n):"

The production possibilities curve shows: A.the maximum production of one good for every possible production level of the other good. B.how increasing the resources used to produce one good increases the production of the other good. C.how increasing the production of one good al … 阅读详情>> "The production possibilities curve shows:"

Points that lie outside the production possibilities curve are _, and points that lie inside the production possibilities curve are _. A.efficient; inefficient B.attainable; unattainable C.unattainable; attainable D.inefficient; efficient 正确答案：unattainable; attainable

Points that lie beneath the production possibilities curve are: A.attainable but inefficient B.attainable and efficient C.unattainable and inefficient D.unattainable but efficient 正确答案：attainable but inefficient

If a country is producing at point where an increase in the production of one good requires a reduction in the production of another good, then it must be producing at an: A.unattainable point. B.efficient point. C.inefficient point. D.undesirable point. 正确答案：efficient point.