1 Introduction to Microeconomics 测验

1、 问题:Suppose you have purchased a non-refundable plane ticket and, at the last moment, you cannot take the trip. You can, however, sell the ticket. If you paid ¥2,000 for the ticket, and the cost of sending the ticket to someone through overnight mail is ¥30, what is the minimum you should accept for the ticket?
选项:
A:$2,000 because that is what the ticket cost.
B:$2,030 because that is the cost of the ticket and of getting it to the buyer.
C:More than $2,030, so that you can make a profit.
D: $30 because the $2,000 cost is a sunk cost.
答案: 【 $30 because the $2,000 cost is a sunk cost.

2、 问题:Which of the following is a correct statement about production possibilities frontiers?
选项:
A:An economy can produce only on the production possibilities frontier.
B: An economy can produce at any point inside or outside a production possibilities frontier.
C:An economy can produce at any point on or inside the production possibilities frontier, but not outside the frontier.
D:An economy can produce at any point inside the production possibilities frontier, but not on or outside the frontier.
答案: 【An economy can produce at any point on or inside the production possibilities frontier, but not outside the frontier.

3、 问题:In the circular-flow diagram,
选项:
A:firms own the factors of production.
B:the factors of production are labor, land, and capital.
C:the factors of production are also called “output.”
D:firms produce output using goods and services.
答案: 【the factors of production are labor, land, and capital.

2 Interdependence and the Gains from Trade 测验

1、 问题:Andrew produces basketballs and footballs. Jack also produces basketballs and footballs, but Andrew is better at producing both goods. In this case, trade could
选项:
A: benefit both Jack and Andrew.
B:benefit Jack, but not Andrew.
C: benefit Andrew, but not Jack.
D: benefit neither Jack nor Andrew.
答案: 【 benefit both Jack and Andrew.

2、 问题:Suppose Frank produces both tomatoes and cucumbers in his garden. If he must give up 15 kilograms of cucumbers to get 5 kilograms of tomatoes, then his opportunity cost of 1 kilogram of tomatoes is
选项:
A:1/3 kilogram of cucumbers.
B:3 kilograms of cucumbers.
C:10 kilograms of cucumbers.
D:5 kilograms of cucumbers.
答案: 【3 kilograms of cucumbers.

3、 问题:Suppose Jenny can make three tables per hour or she can make six chairs per hour. Ben can make two tables per hour or he can make five chairs per hour.
选项:
A: Jenny has an absolute advantage over Ben in making tables.
B: Jenny has a comparative advantage over Ben in making tables.
C: Ben has a comparative advantage over Jenny in making chairs.
D: All of the above are correct.
答案: 【 All of the above are correct.

3 The Market Forces of Supply and Demand 测验

1、 问题:A higher price for e-books would result in a(n)
选项:
A: increase in the demand for iPad tablets.
B: decrease in the demand for iPad tablets.
C: increase in the demand for e-books.
D: decrease in the demand for e-books
答案: 【 decrease in the demand f

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