微观经济学期末考试级PPT课件

1 微观经济学 期末考试 2 时间地点 时间 2013年12月26日 17周周四 晚上18 30 20 00地点 教二楼001 工商1 2 3班002 工商4 5 6班005 工商7 8班007 电商 行管 信管1班008 信管2班 营职1 2班 3 考试形式 有限开卷考试中只允许使用以下物品 英文版教材 英汉词典 纸质 电子均可 计算器 4 题型题量 MULTIPLECHOICES 单项选择20 2 TRUE FALSE 判断10 2 CALCULATION 计算5 4 GRAPHICALLYANALYSES 作图分析2 10 5 MULTIPLECHOICES Inthecircular flowdiagram a factorsofproductionflowfromgovernmenttofirms b goodsandservicesflowfromhouseholdstofirms c incomepaidtothefactorsofproductionflowsfromfirmstohouseholds d spendingongoodsandservicesflowsfromfirmstohouseholds ANS C 6 MULTIPLECHOICES Whatwillhappentotheequilibriumpriceandquantityofnewcarsifthepriceofgasolinerises thepriceofsteelrises publictransportationbecomescheaperandmorecomfortable andauto workersnegotiatehigherwages a Pricewillfall andtheeffectonquantityisambiguous b Pricewillrise andtheeffectonquantityisambiguous c Quantitywillfall andtheeffectonpriceisambiguous d Quantitywillrise andtheeffectonpriceisambiguous ANS C 7 MULTIPLECHOICES Foraparticulargood a10percentincreaseinpricecausesa5percentdecreaseinquantitydemanded Whichofthefollowingstatementsismostlikelyapplicabletothisgood a Therearemanyclosesubstitutesforthisgood b Thegoodisanecessity c Themarketforthegoodisnarrowlydefined d Therelevanttimehorizonislong ANS B 8 MULTIPLECHOICES Whenthepriceofagoodis 5 thequantitydemandedis100unitspermonth whenthepriceis 7 thequantitydemandedis80unitspermonth Usingthemidpointmethod thepriceelasticityofdemandisabouta 0 22 b 0 67 c 1 33 d 1 50 ANS B 9 MULTIPLECHOICES Thedifferencebetweenaccountingprofitandeconomicprofitisa explicitcosts b implicitcosts c totalrevenue d marginalproduct ANS B 10 MULTIPLECHOICES Theefficientscaleofthefirmisthequantityofoutputthata maximizesmarginalproduct b maximizesprofit c minimizesaveragetotalcost d minimizesaveragevariablecost ANS C 11 MULTIPLECHOICES Intheshortrun afirmoperatinginacompetitiveindustrywillshutdownifpriceisa lessthanaveragetotalcost b lessthanaveragevariablecost c greaterthanaveragevariablecostbutlessthanaveragetotalcost d greaterthanmarginalcost ANS B 12 MULTIPLECHOICES Whichofthefollowingisacharacteristicofanaturalmonopoly a Fixedcostsaretypicallyasmallportionoftotalcosts b Averagetotalcostdeclinesoverlargeregionsofoutput c Theproductsoldisanaturalresourcesuchasdiamondsorwater d Alloftheabovearecorrect ANS B 13 MULTIPLECHOICES Foraprofit maximizingmonopolist a P MR MC b P MR MC c P MR MC d MR MC P ANS A 14 RefertoFigure1 Thepricepaidbybuyersafterthetaxisimposedisa 3 b 4 c 5 d 7 Figure1 MULTIPLECHOICES ANS D 15 RefertoFigure1 Whichofthefollowingiscorrect a 1 4oftheburdenofthetaxfallsonbuyers and3 4oftheburdenofthetaxfallsonsellers b 1 3oftheburdenofthetaxfallsonbuyers and2 3oftheburdenofthetaxfallsonsellers c 1 2oftheburdenofthetaxfallsonbuyers and1 2oftheburdenofthetaxfallsonsellers d 2 3oftheburdenofthetaxfallsonbuyers and1 3oftheburdenofthetaxfallsonsellers Figure1 MULTIPLECHOICES ANS D 16 RefertoFigure1 Howmuchtaxrevenuedoesthistaxproduceforthegovernment a 24 b 30 c 32 d 56 Figure1 MULTIPLECHOICES ANS A 17 RefertoFigure2 Ifthemarketpriceis 10 whatisthefirm sshort runeconomicprofit a 9 b 15 c 30 d 50 Figure2 MULTIPLECHOICES ANS B 18 RefertoFigure2 Thefirmwillearnzeroeconomicprofitifthemarketpriceisa 0 b 6 c 7 d 10 Figure2 MULTIPLECHOICES ANS B 19 TRUE FALSEEconomicgrowthcausesaproductionpossibilitiesfrontiertoshiftoutward ANS T 20 TRUE FALSEIfthedemandforagoodfallswhenincomefalls thenthegoodiscalledaninferiorgood ANS F 21 TRUE FALSEAIfweobservethatwhenthepriceofchocolateincreasesby10 totalrevenueincreasesby10 thenthedemandforchocolateisunitpriceelastic ANS F 22 TRUE FALSE Ataxburdenfallsmoreheavilyonthesideofthemarketthatislesselastic ANS T 23 Theareabelowthedemandcurveandabovethesupplycurvemeasurestheproducersurplusinamarket TRUE FALSE ANS F 24 TRUE FALSE Ifthemarginalcostofproducingthetenthunitofoutputis 3 andiftheaveragetotalcostofproducingthetenthunitofoutputis 2 thenattenunitsofoutput averagetotalcostisrising ANS T 25 TRUE FALSE Inthelongrun afirmshouldexittheindustryifitstotalcostsexceeditstotalrevenues ANS T 26 TRUE FALSE Likecompetitivefirms monopolieschoosetoproduceaquantityinwhichmarginalrevenueequalsmarginalcost ANS T 27 CALCULATION ProducingasoccerballcostsJake 5 HesellsittoDarbyfor 35 Darbyvaluesthesoccerballat 50 Forthistransaction thetotalsurplusinthemarketis ANS 45 28 CALCULATION Acompetitivefirmismaximizingitsprofitbyselling150unitsofoutput Thefirm smarginalcostis 8anditsaveragetotalcostis 6 Thefirm sprofitamountsto ANS 300 29 CALCULATION Ifamonopolistcansell7unitswhenthepriceis 4and8unitswhenthepriceis 3 thenmarginalrevenueofsellingtheeighthunitisequalto ANS 4 30 GRAPHICALLYANALYSES Supposeweareanalyzingthemarketforcars Graphicallyillustratetheimpacteachofthefollowingwouldhaveondemandorsupply Alsoshowhowequilibriumpriceandquantityhavechanged a Astock marketboommakespeoplewealthier b Astrikebysteelworkersraisessteelprices 31 GRAPHICALLYANALYSES a Becausecarsarenormalgoods anincreaseinpeople swealthwillshiftthedemandcurveforcartotheright bothPandQwillrise 32 GRAPHICALLYANALYSES b Becausesteelisaninputintheproductionofcars highersteelpriceswillshiftthesupplycurveofcarstotheleft PwillriseandQwilldecrease 33 GRAPHICALLYANALYSES Whenmightacompetitivefirmshutdownintheshortrun Whenmightitexitthemarketinthelongrun Explaininwordsandwithagraph 34 GRAPHICALLYANALYSES ShutdownwhenP AVC Exitwh