loading感谢孙昂，王树吉，付宝群的编写1
四 20 point
1what respect to Table 2.5,indicate in each case the commodity in which each nation has a comparative advantage or disadvantage
CaseA CaseB CaseC CaseD U.S. 4W 1C U.K. U.S. U.K. U.S. U.K. U.S. U.K. 1W 2C 4W 3C 1W 2C 6W 4C 3W 2C 6W 4C 3W 2C Table 2.5
2 what respect to Table 2.5,indicate in each whether or not trade is possible and the basis for trade
3Suppose that in CaseB in Table 2.5 the U.S. exchanges 4W for 4C with UK
(a) how much does the U.S gain? (b) how much does the U.K gain?
感谢孙昂，王树吉，付宝群的编写2
(c)what is the range for mutually beneficial trade? (d) how much world each nation gain if they exchanges 4W for 4C instead?
4 answer the following questions with reference to problem 5 (a) what is dollar price of wheat and cloth in the UK if the exchange Rate between the pound and the dollar is ￡1=$2? would the US be able to export wheat to the UK at this exchange rate? Would UK be able to export cloth to the US at this exchange rate? (b)what if the exchange rate between the dollar and the pound were ￡1=$4 ?
(c) what if the exchange rate were ￡1=$1
(d) what is the range of exchange rate that will allow the US to export wheat to the UK and the UK to export cloth to the US ?
感谢孙昂，王树吉，付宝群的编写3
5 On one set of axes ,sketch a community indifference curve tangent to the fairly flat section of a concave production frontier. On a second set of axes, sketch another(different) community indifference curve tangent to the fairly steep portion of another (different)
concave
production
frontier.
6 Suppose that the terms of trade of a nation improved from 100 to 110 over a given period of time
(a) by how much did the teams of trade of its trade partner deteriorate ?
(b)in what sense can this be said to be unfavorable to the trade Partner? Does this mean that the welfare of the trade partner Has definitely declined?
感谢孙昂，王树吉，付宝群的编写4
7 if you have traveled to poor developing countries, you will have notice that people there consume very different goods and services than US consumer .does this mean that tastes in developing countries are very different from US tastes ?explain?
8 find the degree of Intra-industry trade if exports and imports
are , respectively , a) 1000 and 1000 b) 1000 and 750 c) 1000 and 500 d) 1000 and 25