电大西方经济学02任务0021小抄参考

1、一、单项选择题（共20道试题，共40分。）1. 当边际成本曲线上升时，其对应的平均可变成本曲线一定是（ ）d. 既可能上升，也可能下降2.假定a为自变量，b为因变量，弹性的数学表达式为（） a. e=（b/a）（a/b）3. 已知某企业生产的商品价格为10元，平均成本为11元，平均可变成本为8元，则该企业在短期内（ ）c. 继续生产但亏损4. 利润最大化的原则是（ ）c. 边际收益等于边际成本5. 在完全垄断市场上，厂商的边际收益与平均收益之间的关系是（ ）a. 边际收益小于平均收益6.一般认为，农产品的蛛网的形状是（） b. 发散型7. 已知某吉芬商品的价格下降时，替代效应增加，则收入效应（

2、 ）b. 下降. 在完全竞争市场，厂商短期内继续生产的条件是（ ）b. avcar或avc=ar9.一般来说，某种商品的需求价格弹性与购买该种商品的支出占全部收入的比例关系是（） a. 购买该种商品的支出占全部收入的比例越大，其需求价格弹性就越大10.下列对物品边际效用的不正确理解是（ ） c. 消费一定数量的某种物品所获得总效用11. 边际效用随着消费量的增加而（ ）a. 递减12. 当边际产量大于平均产量时，（ ）a. 平均产量增加13. 某企业生产的商品价格为12元，平均成本为11元，平均可变成本为8元，则该企业在短期内（ ）b. 继续生产且存在利润14. 在完全垄断市场上，对于任何产量

3、，厂商的平均收益总等于（ ）c. 市场价格15. 某个厂商的一项经济活动对其他厂商产生的有利影响，我们把这种行为称作（ ）c. 生产的外部经济16. 平均成本等于（ ）c. 平均固定成本与平均可变成本之和17. 假定某企业全部成本函数为tc=30000+5q-q2，q为产出数量。那么tvc为（ ）b. 5q-q218. 完全垄断厂商定价的原则是（ ）a. 利润最大化19.其他因素保持不变，只是某种商品的价格下降，将产生什么样的结果（） c. 需求量增加20. 边际技术替代率是指（ ）d. 在保持原有产出不变的条件下用一种要素投入替代另一种要素投入的比率二、多项选择题（共5道试题，共20分。）1

4、. 厂商的停止生产点是（ ）a. p = avcb. tr = tvcd. 企业总亏损等于tfc2.需求的变动引起（） a. 均衡价格同方向变动c. 均衡数量同方向变动3. 影响劳动供给的因素有（ ）a. 工资率b. 闲暇c. 劳动者拥有的财富状况d. 社会习俗e. 人口总量及其构成4. 在寡头垄断市场，突点的需求曲线表明（ ）a. 寡头垄断企业一般不轻易进行价格竞争b. 寡头垄断企业之间竞争的重点是改进技术、降低成本d. 成本略有下降，价格保持不变，利润增加5. 在下列几种曲线中，属于u形曲线的有（ ）a. 平均成本c. 平均变动成本e. 边际成本三、判断题（共10道试题，共20分。）1.

5、基数效用论的分析方法包括边际效用分析和无差异曲线分析方法。a. 错误2.当消费某种物品的边际效用为负时，则总效用达极大值。 a. 错误3.mc曲线ac曲线相交于mc曲线的最低点。 a. 错误4. 洛伦兹曲线弯曲程度越大，不平等的面积也就越大，基尼系数越大。b. 正确5.富有弹性的商品涨价总收益增加。 a. 错误6.经济学中长期和短期的划分是依据时间的长短划分的。 a. 错误7.边际技术替代率是负的，并且呈递减趋势。b. 正确8. 在生产要素市场上，需求来自个人，供给来自厂商。a. 错误9. 如果企业没有超额利润，就不应该生产。a. 错误10. 平均变动成本随着产量的增加越来越少。a. 错误四、

6、概念连线题（共10道试题，共20分。）1. 总效用：（ ）c. 是指消费者在一定时间内，消费一种或几种商品所获得的效用总和。2. 利润：（ ）c. 一般是指经济利润，也称超额利润，是指厂商总收益和总成本的差额。3. 公共物品：（ ）d. 是指具有非竞争性和非排他性，不能依靠市场机制实现有效配置的产品。4. 经济租金：（ ）a. 是准租金的一种特殊形式。是指素质较差的生产要素，在长期内由于需求增加而获得的一种超额收入。5. 需求：( )a. 是指个人或所有消费者在一定时间内，在一定价格条件下，对某一商品愿意并且有能力购买的数量。6. 基数效用：（ ）b. 是指按1、2、3基数来衡量效用的大小，这

7、是一种按绝对数衡量效用的方法。待添加的隐藏文字内容17. 支持价格：（ ）a. 亦称最低价格，是指政府对某些商品规定价格的下限，防止价格过低，以示对该商品生产的支持。8. 寡头垄断：（ ）d. 是指少数几个厂商控制着整个市场中的生产和销售的市场结构。9. 供求规律：( ) f. 是指当需求量大于供给量时，价格上升；当需求量小于供给量时，价格下降，这就是市场价格变化的具体规律，一般称之为供求规律。10. 洛伦兹曲线：（ ）c. 是美国统计学家洛伦兹提出的，是用以反映国民收入分配平均程度的一种曲线。winger tuivasa-sheck, who scored two tries in the

8、kiwis 20-18 semi-final win over england, has been passed fit after a lower-leg injury, while slater has been named at full-back but is still recovering from a knee injury aggravated against usa.both sides boast 100% records heading into the encounter but australia have not conceded a try since josh

9、charnleys effort in their first pool match against england on the opening day.aussie winger jarryd hayne is the competitions top try scorer with nine, closely followed by tuivasa-sheck with eight.but it is recently named rugby league international federation player of the year sonny bill williams wh

10、o has attracted the most interest in the tournament so far.the kiwi - with a tournament high 17 offloads - has the chance of becoming the first player to win the world cup in both rugby league and rugby union after triumphing with the all blacks in 2011.id give every award back in a heartbeat just t

11、o get across the line this weekend, said williams.the (lack of) air up there watch mcayman islands-based webb, the head of fifas anti-racism taskforce, is in london for the football associations 150th anniversary celebrations and will attend citys premier league match at chelsea on sunday.i am going

12、 to be at the match tomorrow and i have asked to meet yaya toure, he told bbc sport.for me its about how he felt and i would like to speak to him first to find out what his experience was.uefa hasopened disciplinary proceedings against cskafor the racist behaviour of their fans duringcitys 2-1 win.m

13、ichel platini, president of european footballs governing body, has also ordered an immediate investigation into the referees actions.cska said they were surprised and disappointed by toures complaint. in a statement the russian side added: we found no racist insults from fans of cska. baumgartner th

14、e disappointing news: mission aborted.the supersonic descent could happen as early as sunda.the weather plays an important role in this mission. starting at the ground, conditions have to be very calm - winds less than 2 mph, with no precipitation or humidity and limited cloud cover. the balloon, wi

15、th capsule attached, will move through the lower level of the atmosphere (the troposphere) where our day-to-day weather lives. it will climb higher than the tip of mount everest (5.5 miles/8.85 kilometers), drifting even higher than the cruising altitude of commercial airliners (5.6 miles/9.17 kilom

16、eters) and into the stratosphere. as he crosses the boundary layer (called the tropopause),e can expect a lot of turbulence.the balloon will slowly drift to the edge of space at 120,000 feet ( then, i would assume, he will slowly step out onto something resembling an olympic diving platform.they ble

17、w it in 2008 when they got caught cold in the final and they will not make the same mistake against the kiwis in manchester.five years ago they cruised through to the final and so far history has repeated itself here - the last try they conceded was scored by englands josh charnley in the opening ga

18、me of the tournament.that could be classed as a weakness, a team under-cooked - but i have been impressed by the kangaroos focus in their games since then.they have been concentrating on the sort of stuff that wins you tough, even contests - strong defence, especially on their own goal-line, completing sets and a good kick-chase. theyve been great at all the unglamorous stuff that often goes unnoticed in the stands