经济学题库及答案 (22).pdf

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1、Economics,11e,GlobalEdition(Parkin)Part5Review1MarketFailureandGovernment1)Anon-crowdedfreewayisA)rivalandnonexcludable.B)nonrivalandexcludable.C)nonrivalandnonexcludable.D)rivalandexcludable.Answer:CTopic:PublicGoodsSkill:AnalyticalStatus:New10theditionAACSB

2、:AnalyticalSkills2)AcrowdedfreewayduringtherushhourisA)rivalandnonexcludable.B)nonrivalandexcludable.C)nonrivalandnonexcludable.D)rivalandexcludable.Answer:ATopic:CommonResourceSkill:AnalyticalStatus:New10theditionAACSB:AnalyticalSkills3)Streetlightsareapubli

3、cgood.Ifstreetlightswereprovidedbytheprivatemarket,attheequilibriumquantity,itwouldbethecasethatA)MSB=MSCB)MSC>MCC)MSB>MSCD)MSB>MBAnswer:CTopic:PublicGoodsSkill:AnalyticalStatus:New10theditionAACSB:AnalyticalSkills14)Themarginalprivatecostofachemicalis$80pert

4、onanditsmarginalexternalcostis$10perton.Whatisthemarginalsocialcostofthechemical?A)$70pertonB)$85pertonC)$90pertonD)$45pertonAnswer:CTopic:MarginalSocialCostSkill:AnalyticalStatus:Previousedition,PartReview5AACSB:AnalyticalSkills5)Themarginalsocialcostofachem

5、icalis$45pertonanditsmarginalprivatecostis$30perton.Whatisthemarginalexternalcostofthechemical?A)$75pertonB)$30pertonC)$15pertonD)zeroAnswer:CTopic:MarginalExternalCostSkill:AnalyticalStatus:Previousedition,PartReview5AACSB:AnalyticalSkills6)Atthecurrentlevel

6、ofoutput,themarginalsocialcostofpaperis$30pertonanditsmarginalprivatecostis$20perton.Themarginalsocialbenefitfrompaperis$20perton.Themarketforpaperiscompetitiveandunregulated.Thismeansthatatthecurrentlevelofproduction,A)themarketforpaperisinequilibrium.B)thee

7、fficientquantityofpaperisproduced.C)thereisashortageofpaper.D)thequantityofpaperproducedislessthantheefficientlevelofoutput.Answer:ATopic:AnUnregulatedMarketSkill:ConceptualStatus:Previousedition,PartReview5AACSB:AnalyticalSkills7)Atthecurrentlevelofoutput,th

8、emarginalsocialcostofpaperis$30pertonanditsmarginalprivatecostis$20perton.Themarginalsocialbenefitfrompaperis$30perton.ThismeansthatthecurrentlevelofproductionisA)greaterthantheefficientl