NTU-Exam 板


LINE

课程名称︰经济学原理与实习上 课程性质︰必修 / 通识 A5* 课程教师︰魏凯立 开课学院:社会科学院 开课系所︰经济学系 考试日期(年月日)︰101/01/09 考试时限(分钟):110 是否需发放奖励金:是 (如未明确表示,则不予发放) 试题 : Multiple Choice Questions 1.What is a "price taker ? " (a) A buyer who pays a price (b) A seller who receives the money (c) A person who cannot affect a good's price (d) A monopolist who determines a good's price 2. Average total cost is lowest when: (a) The quantity of a good produced is incerased (b) There is no fixed cost (c) Markets are perfectly competitive (d) It is equal to the marginal cost 3. A monopsony exists when: (a) A good has only one seller (b) A good has only one buyer (c) The supply of a good is perfectly inelastic (d) The demand for a good is perfectly elastic 4. Why does a firm in a perfectly competitive market face a horizontal demand curve ? (a) Consumers do not care what price the firm changes (b) The amount the firm produces does not affect prices (c) The firm's cost of production does not depend on quantity (d) The quantity produces determines the firm's cost of production 5. The prisoner's dilemma model is used to show: (a) Why collusion is difficult among oligopolists (b) Why it is wrong to break the law (c) Why price in all markets depends on the cost of production (d) Why competition occurs in markets with monopolistic competiton 6. How does a club good differ from a public good ? (a) A club good is consumed by many people together (b) One person consuming a club good doesn't interfere with consumption of the good by others (c) A club good has a high fixed cost (d) Users of a club good can be forced to pay 7. What explains why rhinos are almost extinct while cows are still numerous ? (a) the prisoner's dilemma (b) the tragedy of the commons (c) monopoly power (d) diminishing marginal productivity 8. Why is a 10% tax on food a regressive tax ? (a) The tax falls on both the consumers and producers (b) The tax takes more money from the poor than from the rich (c) The rich spend less of their income on food than the poor (d) The price elasticity of food is less than one 9. National governments in the developed world get most of their tax revenue from: (a) Income taxes (b) Land taxes (c) Sales taxes (d) Tariffs and export taxes 10. What type costs do acountants often ignore ? (a) sunk costs (b) opportunity costs (c)variable costs (d)rental costs 11. If there is no collusion, is there a deadweight loss in oligopoly markets? (a) Yes always (b) No never (c) Only in a duopoly market (d) Only if the oligopolists can practice price discrimination Short ansers 12. Why are there no long-term profits in markets with monopolistic competition ? 13. Why doesn't a monopoly ever produce on the inelastic portion of its demand curve ? 14. Why does price discrimination by a monopolist increase the total surplus in the market ? 15. What is a Nash equilibrium ? In an oligopoly market is collusion usually a Nash equilibrium ? 16. Give a definition for " public good " Give one example of a public good 17. What is meant by " diseconomies of scale ? " How does this differ from " diminishing marginal productivity ? " 18. Give two possible reasons wages for unskilled labor have been falling in the U.S. over the last 20 years Problems: 19. A small firm in a perfectly competitive market claims it has a fixed cost of $10,000 and a variable cost of $10 per unit. Can this claim be correct ? Why or why not ? 20. (A) Draw a diagram showing a monopolistic competitive firm in a long-run equilibrium state. Remember to draw (1) a demand curve (2) a marginal cost curve (3) an average total cost curve and (4) a marginal revenue curve. Clearly mark the long-term eaulibrium quantity produced and the long-term equilibrium price (B) Now draw a second diagram showing what will result if more consumers enter the market. Again draw all four lines and clearly mark the short-run equilibrium quantity and price (C) What should now happen to bring the monopolistic competitive market back into long-run equilibrium ? 21. Below is the demand schedule for steel in an economy. Suppose that steel costs $50 per unit to produce. (A) How much steel would a profit-maximizing monopolist produce ? (B) How much steel would be produced if the market were perfectly competitive? (C) If this market were perfectly competitve, how large would the consumer surplus would be ? (D) If this market were a monopoly, how large would the consumer surplus would be ? (E) If this market were a monopoly, how large would the deadweight loss would be ? Quantity Price Total revenue Total cost 10,000 30 300,000 500,000 9,000 40 360,000 450,000 8,000 50 400,000 400,000 7,000 60 420,000 350,000 6,000 70 420,000 300,000 5,000 80 400,000 250,000 4,000 90 360,000 150,000 3,000 100 300,000 150,000 2,000 110 220,000 100,000 1,000 120 120,000 50,000 0 130 0 0 --



※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 1.162.50.226
1F:推 miraclecity :已收至:) 06/25 00:05
发现满多错误 但已校对完毕 麻烦楼上再收一次 感恩 ※ 编辑: d3osef 来自: 1.162.47.75 (06/26 14:57)







like.gif 您可能会有兴趣的文章
icon.png[问题/行为] 猫晚上进房间会不会有憋尿问题
icon.pngRe: [闲聊] 选了错误的女孩成为魔法少女 XDDDDDDDDDD
icon.png[正妹] 瑞典 一张
icon.png[心得] EMS高领长版毛衣.墨小楼MC1002
icon.png[分享] 丹龙隔热纸GE55+33+22
icon.png[问题] 清洗洗衣机
icon.png[寻物] 窗台下的空间
icon.png[闲聊] 双极の女神1 木魔爵
icon.png[售车] 新竹 1997 march 1297cc 白色 四门
icon.png[讨论] 能从照片感受到摄影者心情吗
icon.png[狂贺] 贺贺贺贺 贺!岛村卯月!总选举NO.1
icon.png[难过] 羡慕白皮肤的女生
icon.png阅读文章
icon.png[黑特]
icon.png[问题] SBK S1安装於安全帽位置
icon.png[分享] 旧woo100绝版开箱!!
icon.pngRe: [无言] 关於小包卫生纸
icon.png[开箱] E5-2683V3 RX480Strix 快睿C1 简单测试
icon.png[心得] 苍の海贼龙 地狱 执行者16PT
icon.png[售车] 1999年Virage iO 1.8EXi
icon.png[心得] 挑战33 LV10 狮子座pt solo
icon.png[闲聊] 手把手教你不被桶之新手主购教学
icon.png[分享] Civic Type R 量产版官方照无预警流出
icon.png[售车] Golf 4 2.0 银色 自排
icon.png[出售] Graco提篮汽座(有底座)2000元诚可议
icon.png[问题] 请问补牙材质掉了还能再补吗?(台中半年内
icon.png[问题] 44th 单曲 生写竟然都给重复的啊啊!
icon.png[心得] 华南红卡/icash 核卡
icon.png[问题] 拔牙矫正这样正常吗
icon.png[赠送] 老莫高业 初业 102年版
icon.png[情报] 三大行动支付 本季掀战火
icon.png[宝宝] 博客来Amos水蜡笔5/1特价五折
icon.pngRe: [心得] 新鲜人一些面试分享
icon.png[心得] 苍の海贼龙 地狱 麒麟25PT
icon.pngRe: [闲聊] (君の名は。雷慎入) 君名二创漫画翻译
icon.pngRe: [闲聊] OGN中场影片:失踪人口局 (英文字幕)
icon.png[问题] 台湾大哥大4G讯号差
icon.png[出售] [全国]全新千寻侘草LED灯, 水草

请输入看板名称,例如:iOS站内搜寻

TOP