中级微观经济学试题2

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1、Mid-termB6-5IntermediateMicroeconomicsMid-termTest2005(B)Name:StudentNo.:Class:No.12345678910AnswerNo.11121314151617181920AnswerNo.21222324252627282930AnswerSection1Trueorfalse.（20points,2pointseach）1.Alice'sutilityfunctionisU(x,y)=x2y.Steve'sutilityfunctionis

2、U(x,y)=x2y+2x.AliceandStevehavethesamepreferencessinceSteve'sutilityfunctionisamonotonictransformationofAlice's.2.Aconsumerwhocanborrowandlendatthesameinterestrateshouldpreferanendowmentwithahigherpresentvaluetoanendowmentwithalowerpresentvalue,nomatterhowhepl

3、anstoallocateconsumptionoverthecourseofhislife.3.Iftwoassetshavethesameexpectedrateofreturnbutdifferentvariances,arisk-averseinvestorshouldalwayschoosetheonewiththesmallervariance,nomatterwhatotherassetssheholds.4.FredhasaCobb-Douglasutilityfunctionwithexponen

4、tsthatsumto1.Sallyconsumesthesametwogoods,butthetwogoodsareperfectsubstitutesforher.Despitethesedifferences,FredandSallyhavethesamepriceoffercurves.5.Ifallpricesdoubleandincometriples,thenthebudgetlinewillbecomesteeper.6.IfsomeonehasaCobb-Douglasutilityfunctio

5、nandnoincomefromanysourceotherthanlaborearnings,thenanincreaseinwageswillnotchangetheamountthatpersonchoosestowork.7.Susanisanetborrowerwhentheinterestrateis10%andanetsaverwhentheinterestrateis20%.Adecreaseintheinterestratefrom20%to10%maymakeSusanworseoff.8.Wi

6、thquasi-linearpreferences,theequivalentvariationandthecompensatingvariationinincomeduetoapriceincreaseofonegoodarethesame.9.Foraconsumerwhohasanallowancetospendandnoendowmentofgoods,adecreaseinthepriceofaGiffengoodconsumedmakeshimbetteroff.10.Themarginalrateof

7、substitutionmeasuresthedistancebetweenoneindifferencecurveandthenextone.constructionqualityacceptanceandassessmentRegulation(ProfessionalEdition)(DL/T5210.2-2009~DL/T5210.8-2009);1.9thequalitycheckoutandevaluationofelectricequipmentinstallationengineeringcode(

8、DL/T5161.1-2002~5161.17-2002);1.10thenormsofconstructionsupervision,theelectricpowerconstructionsupervisionregulationsMid-termB6-5Section2SingleChoice.(80points,4pointseach)11.Jane