110年 - 110 國立中央大學_碩士班招生考試_財務金融學系/甲組(一般生):經濟分析#103847

科目：研究所、轉學考(插大)◆經濟分析 | 年份：110年 | 選擇題數：0 | 申論題數：17

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所屬科目：研究所、轉學考(插大)◆經濟分析

選擇題 (0)

申論題 (17)

(1) Ifthe price of labor (L) is 2 and the price of capital (K) is 4, what is the optimal ratio of capital to labor? (5%)

(2) For an output level of Q=1000, how much of labor and capital will be used? (10%)

2. Suppose that a firm with the production function Q = min(2K,3L) is currently using 6 units of capital (K) and 5 units of labor (L). What are the marginal products of K and L in this case? (10%)

(1) What is the long-run equilibrium price for this industry? (5%)

(2) If market demand is given by the function Q=1000-P, where P denotes price, how many firms will operate in this long-run equilibrium? (5%)

(1) How much does the monopolist sell? (5%)

(2) How much profit does the monopolist earn? (5%)

(3)What is the maximum per-period license fee the government could charge the firm and have the firm still stay in business? (5%)

(a) What is the quantity of bank reserves? (5%)

(b) What is the money multiplier (give a number)? (5%)

(a) Find the equilibrium values of the real interest rate, consumption, investment, and the price level. (8%)

(b) Suppose government purchases rise to 1200. What happens to the variables listed in part (a)? (4%)

7. Describe the Taylor rule. If the Federal Reserve were following the rule, what would the nominal federal funds rate be if the inflation rate over the past year were 2.5% and output were 2% below its full-employment level in the U.S.? (7%)

(a) On the basis of these movements, would you expect the U.S. to be buying more or less Taiwan goods? Why? (5%)

(b) Would you advise a foreign exchange speculator to buy US dollar at this point or to change U.S. dollar into New Taiwan dollars? Why or why not? (5%)

(a) In your opinion, what is the economic shock caused by the COVID-19 epidemic? Explain your answer. (3%)

(b) Use the IS-LM model to illustrate the possible short-run impact of this shock on income, the interest rate, consumption, and investment. Be sure to use a graph in your answer. (8%)