课程名称︰经济学原理二 课程性质︰必修兼通识A5 课程教师︰林明仁 开课学院：社科院 开课系所︰经济系 考试日期（年月日）︰2011.04.22 考试时限（分钟）：120 是否需发放奖励金：是 （如未明确表示，则不予发放） 试题 : 一、选择题(美题皆须附上说明，否则不予计分)(44 points) 1.Assume that your roommate is very messy. According to campus policy, you have a right to live in an uncluttered apartment. Suppose she gets a $200 benefit from being messy but imposes a $100 cost on you. The Coase theorem would suggest that an efficient solution would be for your roommate to a.stop her messy habits or else move out. b.pay you at least $100 but less than $200 to live with the clutter. c.continue to be messy and force you too move out. d.demand payment of at least $100 but no more than $200 to clean up after herself. 2.Suppose that you want to put on a fireworks display in your hometown of 1000 people this July. The cost of the display is $6000, and each person values the display at $5. After a month, you gave only sold 50 tickets at $5 each. The result is that a.the local government should put on the display, but you should not. b.you should still put on the display, but the local government should not. c.neither you nor the local government should put on the display. d.either you or the local governmetn should put on the display. 3.Which of the following statements is not correct? a.An advantage of an in-kind transfer is that it prevents an alcoholic from spending a cash benefit on alcohol. b.An advantage of the Supplemental Security Income(SSI) program is that it benefits the sick and disabled. c.An advantage of a negative income tax program is that it encourages the poor to work in order to be eligible. d.An adventage of a minimum wage law is that it benefits some unskilled workers. 4.Jeffrey spends all of his income on warm-up suits and running shoes, and the price of a pair of shoes is four times the price of a warm-up suit. In order to maximize total utility, Jeffrey should a.buy four times as many warm-up suits as pairs of running shoes. b.buy four times as many pairs of running shoes as warm-up suits. c.buy both items until the marginal utility of a warm0up suit is equal to the marginal utility of a pair of running shoes. d.buy both items until the marginal utility of a pair of running shoes is four times the marginal utility of a warm-up suit. 5.Which of the dollowing is not an example of a moral harzard problem? a.As manager stays late one evening so that her employee can leave early to attend his child's music recital. b.A small child takes an extra cookie from the cookie jar when he thinks his mom isn't watching him closely. c.An employee plays solitaire on her computer at 4:30 p.m. on a Friday when her boss has left for the day. d.A customer whose new eyeglasses come with a "60-day insurance policy in case of breakage" leaves her glasses out where her new puppy can chew on them. 6.An American soldier stationed in California receives a paycheck from the federal government for $500, which she uses to purchase a $300 stereo made in Korea by a Korean firm and $200 worth of groceries produces in California. As a result, U.S. GDP increases by a.$200 b.$500 c.$700 d.$1000 7.Suppose a basket of goods and services has been selected to calculate the consumer price index. In 2005, the basket of goods cost $108.00; in 2006, it cost $135.00; and in 2007, it cost $168.75. Which of the following statements is correct? a.Using 2005 as the base year, the economy's inflation rate was higher than it was in 2006. b.If 2007 is the base year, then the CPI is 33.75 in 2006. c.If the CPI is 156.25 in 2007, then 2005 is the base year. d.Using 2005 as the base year, the economy's inflation rate was higher in 2007 than it was in 2006. 8.In 2008, TBS Corporation had total earnings of $500 million and TBS retained 30 percent of its earnings for future investments. If the price of a share of TBS stock is $70 and if 80 million shares of its stock were outstanding, then what is the price-earnings ratio? a.0.14 b.11.2 c.16.0 d.37.3 9.Imagine that someont offers you $1000 today or $X in 7 years. If the interest rate is 4.5 percent, then ou would prefer to take the $1000 today if and only if a.X<1045.00 b.X<1188.89 c.X<1266.67 d.X<1360.86 10.Suppose that some people are counted as unemployed when, to maintain unemployment compensation, they search for work only at places where they are unlikely to bbe hired. If these individuals were counted as out of the labor force instead of as unemployed, then a.both the unemployment rate and labor-force participation rate would be higher. b.both the unemployment rate and labor-force participation rate would be lower. c.the unemployment rate would be lower and the labor-force participation rate would be higher. d.the unemployment rate would be higher and the participation rate would be higher. 11.Suppose that eletricity producers create a negetive externality equal to $6 per unit. Further suppose that the government imposes a $8 per-unit tax on the producers. What is the relationship between the after-tax equlibrium quantity and the socially optimal quantity of electricity to be produced? a.They are equal. b.The after-tax equilibrium quantity is greater than the socially optimal quantity. c.The after-tax equilibrium quantity is less than the socially optimal quantity. d.There is not enough information to answer the question. 二、简答题(Short Questions)(15 points) 请用经济学评论以下的观点。(请勿长篇大论。) 1.请说明在消费者的消费组合中，不可能所有商品皆为劣等财。 2.请说明"Arrow's Impossibility Theorem"。 小兰前往旅行社挑选旅游行程，在欧洲团跟日本团当中选了日本团，随後瞥见还有美西团 可以选，所以退了日本团改参加欧洲团请问小兰的选择违反了Arrow's Impossibility Theorem 中的哪一个原则? 3.What's the "Efficient Markets Hypothesis"? 三、计算题(Calculations)(41 points) 1.(8 points)失业率 你是台湾主计处人力资源运用调查小组的成员。 请帮以下各类型人物归类:A就业 B失业 C不属於劳动力 a.没选上台北市长，正在准备下一届总统大选但目前无收入的苏贞昌。 b.不属於任何一家经纪公司，曾经想接通告但一直接不到广告，最後放弃演艺生涯不得 不开始吃老本的女艺人。 c.大学毕业前，身兼数职每月收入颇丰的T大十三妹。 d.每天嚷嚷着要辞职不干但依然持续爆肝的竹科工程师。 e.60岁白天在家带孙子蛋打扮时髦的摩登阿嬷。 f.被双亲逼着找工作但只是虚应故事的纨裤子弟。 民国100年2月，我国就业人数为10,601,000人，失业人数为522,000人，非劳动力为 8,060,000人。请计算 g.失业率 h.劳动参与率 2.(13 points) Consumption bundles and Utility If Nina consumes products X and Y and spends $240 per time period. The unit prices for X and Y are $4 and $2, respectively. Nina's utility is given below: U(X,Y) = X^1/3 Y^2/3 a.(1 points)Please determine Nina's budget line. b.(4 points)What quantities of X and Y that maximized utility Nina will consume c.(2 points)Assume that the price of X to be Px, the price of Y is $2, please find the Nina's demand curve of X. d.(6 points)Please recalculate b. and c. if utility function changes to U(X,Y) = min(2X,Y). 3.(12 points) 国民所得 下列经济活动是否影响国内生产毛额(GDP)与国民生产毛额(GNP)? a.马小九购买犀利人妻台北小巨蛋影友会入场卷一张。 b.马小九购买木村拓哉台大体育馆演唱会入场卷一张。 c.经纪公司支付木村拓哉来台演唱酬劳1000万元。 d.苹果向鸿海集团购买iPhone晶片500万元。 e.马小九出售宏达电股票一张。得利20万元。 f.马小九购买义大利跑车一辆200万元。 g.马小九统一发票中奖4000元。 h.马小九自行粉刷家中墙面。 i.马小九出国观光，花费10万元，其中3万元为日本航空机票。 j.马小九於光华商场购买国产新电脑一台5万元。 k.马小九心买的电脑遭窃，大胆窃贼将电脑出售并开立发票3万元。 4.(8 points) 政治经济学 野田妹、千秋与法兰克三人热烈讨论要去哪一家餐厅庆祝，亦下是三人的偏好: 野田妹 千秋真一 法兰克 1st choice 义大利餐厅 法式料理 日本料理 2nd chioce 法式餐厅 日本料理 义大利餐厅 3rd chioce 日本料理 义大利餐厅 法式料理 a.(2 points) 若三人决议用Borda count来决定，请问最後会有什麽结果? b.(2 points)法兰克题亦用多数决(majority rule)。他建议第一轮在「义大利餐厅」与 「法式料理」之间投票，胜出者与日本料理进行第二轮的投票，假设三人都能诚实反应 自己的偏好，请问最後的结果为何? c.(2 points)如果由野田妹题亦，他会如何安排投票顺序? d.(2 points)此时，千秋与法兰克说服野田妹遵循法兰克的提议，在第一轮投票的时候， 野田妹不诚实地表达偏好，表示她比较喜欢「法式料理」，请问她这个行为的动机为何? --

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