109年 - [非官方正解]109東吳大學_碩士班招生考試_國際經營與貿易學系A組(國際貿易與金融)︰經濟學#100388

科目：研究所、轉學考(插大)-經濟學 | 年份：109年 | 選擇題數：21 | 申論題數：12

試卷資訊

所屬科目：研究所、轉學考(插大)-經濟學

選擇題 (21)

1. Bob and Kitty both work eight hours a day. In one day, Bob can make 10 scones or 16 muffins, whereas Betty can make 18 scones or 18 muffins. Given this, which statement is correct? (A) Kitty has an absolute and comparative advantage producing muffins. (B) It is not beneficial for Kitty to trade with Bob. (C)Bob has a lower opportunity cost in producing muffins than Kitty. (D) Bob’s opportunity cost of one scone is 5/9 muffins.
複選題
2. When the price of an apple is $5, the quantity demanded is 120 apples per month； when the price is $7, the quantity demanded is 100 apples per month. (A) The price elasticity of demand is elastic. (B) Using the midpoint method, the price elasticity of demand is about 0.3. (C)If the cross-price elasticity of demand between apples and oranges is 1.5, they are substitutes. (D) If the supply elasticity of apples is 0.1, then the apple sellers will bear a greater burden of a tax imposed on the market, even if the tax is imposed on the buyers.
3. Suppose that U.S. citizens purchase more cars made in Korea, and Koreans purchase more bonds issued by U.S. corporations. Other things the same, these actions (A) lower both U.S. net exports and U.S. net capital outflows. (B) lower U.S. net exports and raise U.S. net capital outflows. (C)raise both U.S. net exports and U.S. net capital outflows. (D) raise U.S. net exports and lower U.S. net capital outflows. 
4. The term crowding-out effect refers to (A) the reduction in aggregate supply that results when a monetary expansion causes the interest rate to decrease. (B). the reduction in aggregate demand that results when a monetary expansion causes the interest rate to decrease. (C)the reduction in aggregate demand that results when a fiscal expansion causes the interest rate to increase. (D) the reduction in aggregate demand that results when a decrease in government spending or an increase in taxes causes the interest rate to increase.
5. A production possibilities frontier (PPF) is characterized by increasing opportunity costs when (A) the PPF is a straight line. (B) the PPF is bowed inward. (C)the PPF is bowed outward. (D) increasing opportunity costs do not occur with PPF's.
6. If your firm’s production function has constant returns to scale and you increase all your inputs by 60%, then your firm's output will (A) not change. (B) increase, but by less than 60% (C)increase by 60% (D) increase by more than 60%.
7. To decrease the money supply, the central bank can (A) decrease the discount rate. (B) decrease required reserve ratios. (C)purchase negotiable certificates of deposit (NCDs) issued by the Bank. (D) sell government securities in the open market.
8. Which of the following statements is correct? (A) Diseconomies of scale occur when a firm’s long-run average total costs fall as output increases. (B) If the total cost curve gets steeper as output increases, the firm is experiencing increasing marginal product. (C)When total revenue is less than total variable cost, a firm in a competitive market should expect new firms to enter the market. (D) When total revenue is less than total variable cost, a firm in a competitive market will shut down.

9. The following table shows the total output produced by the top six firms as well as the total
industry output for each industry.
6114cc27239e7.jpg
Which industry has the highest concentration ratio?
(A) Industry A.
(B) Industry B.
(C)Industry C.
(D) Industry D.
10. In markets characterized by oligopoly, (A) the oligopolists earn the highest profit when they cooperate and behave like a monopolist. (B) collusive agreements will always prevail. (C)collective profits are always lower with cartel arrangements than they are without cartel arrangements. (D) pursuit of self-interest by profit-maximizing firms always maximizes collective profits in the market.
11. If the price level in the United State is 120, the price level is 110 in Taiwan, and the nominal exchange rate is NT$30 per dollar, what is the real exchange rate from the Taiwan’s perspective? (A) 18.3. (B) 25.7. (C)27.5. (D) 32.7.
12. Price discrimination (A) is an attempt by a monopoly to increases its profit by selling the same good to different customers at different prices. (B) forces monopolies to charge a lower price as a result of government regulation. (C)requires the firm to engage in arbitrage. (D) increases the consumer surplus associated with a monopolistic market.

13. Consider a small town that has two grocery stores from which residents can choose to buy a loaf
of bread. The store owners each must make a decision to set a high bread price or a low bread
price. The payoff table, showing profit per week, is provided below. The profit in each cell is
shown as (Store A, Store (B).
6114cc40adc1f.jpg
What is the Nash Equilibrium of this price-setting game?
(A) Grocery store A: Low price, Grocery store B: Low price.
B) Grocery store A: Low price, Grocery store B: High price.
(C)Grocery store A: High price, Grocery store B: How price.
(D) Grocery store A: High price, Grocery store B: High price.
14. A consumer chooses an optimal consumption point where the (A) marginal rate of substitution equals the relative price ratio. (B) slope of the indifference curve exceeds the slope of the budget constraint. (C)ratios of all the marginal utilities are equal. (D) All of the above are correct.
15. The value of the Australian dollar (A$) today is $0.73. Yesterday, the value of the Australian dollar was $0.69. The Australian dollar ______ by ______ percent? (A) depreciated； 5.80. (B) depreciated； 4.00. (C)appreciated； 5.80. (D) appreciated； 4.00.
16. If a country chooses to have free capital flows and to maintain a fixed exchange rate, then it must: (A) live with exchange-rate volatility. (B) restrict its citizens from participating in world financial markets. (C)give up the use of monetary policy for purposes of domestic stabilization. (D) give up the use of fiscal policy for purposes of domestic stabilization.
複選題
17. Efficiency wages (A) decrease frictional unemployment by keeping wages at equilibrium. (B) increase frictional unemployment by keeping wages above equilibrium. (C)decrease structural unemployment by keeping wages at equilibrium. (D) increase structural unemployment by keeping wages above equilibrium.
18. The short-run Phillips curve: (A) shifts upward if expected inflation increases. (B) shifts upward if expected inflation decreases. (C)shifts downward if expected inflation increases. (D) is vertical.
19. Assume that goods X and Y are not Giffen goods. If the price of good X falls, a consumer will definitely (A) consume more of good X because her budget constraint has rotated outward. (B) consume more of good X because her budget constraint has shifted outward. (C)consume more of good Y because her budget constraint has rotated outward. (D) consume more of good Y because her budget constraint has shifted outward.
20. Which of the following would cause stagflation? (A) rising government expenditures. (B) rising oil prices. (C)a falling money supply. (D) technical progress.
21. In order to reduce the ________ problem in loan markets, bankers collect information from prospective borrowers to screen out the bad credit risks from the good ones. (A) moral hazard. (B) adverse selection. (C)moral suasion. (D) adverse lending.

申論題 (12)

22. In a small open economy with a floating exchange rate, if the government adopts an expansionary fiscal policy, in the new short-run equilibrium: (A) income and the exchange rate will both rise. (B) the exchange rate will rise, but income will remain unchanged. (C)income will rise, but the exchange rate will remain unchanged. (D) both income and the interest rate will rise. (continue to the next page)
(1) What price would this new drink sell for it sold in a competitive market?
(2) What is the monopoly price of this new drink?
(3) What price would this new drink in the long run if the industry is a Cournot duopoly?
(4) What price would this new drink in the long run if the industry is a Bertrand duopoly?
(1) Draw a supply-and-demand diagram of the market for the good market with subsidize.
(2) Analyze the impact of wheat export subsidies on the country's welfare. Is it a good policy?
(1) Suppose the central bank’s policy is to adjust the money supple to maintain the interest rate at 4%, so r=4. Solve for GDP.
(2) How does GDP compare to the full-employment level? Is there a gap?
(3) Holding everything else unchanged, what change in government purchases would restore full employment?
(4) Holding everything else unchanged, what change in interest rate would restore full employment?
4. Using the Mundell-Fleming model to analyze how protectionism would affect Taiwan’s output, net export, and the exchange rate in the short run and long run.