曼昆《经济学原理》宏观第五版测试题库 33.docx
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曼昆《经济学原理》宏观第五版测试题库33
Chapter33
AggregateDemandandAggregateSupply
TRUE/FALSE
1.Accordingtoclassicalmacroeconomictheory,changesinthemoneysupplychangenominalbutnotrealvariables.
ANS:
TDIF:
1REF:
33-2
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
ClassicaleconomicsMSC:
Definitional
2.BecauseeconomistsunderstandwhatthingschangeGDP,theycanpredictrecessionswithafairamountofaccuracy.
ANS:
FDIF:
1REF:
33-1
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
EconomicfluctuationsMSC:
Analytical
3.Mostmacroeconomicvariablesthatmeasuresometypeofincome,spending,orproductionfluctuatecloselytogether.
ANS:
TDIF:
1REF:
33-1
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
EconomicfluctuationsMSC:
Interpretive
4.LikerealGDP,investmentfluctuates,butitfluctuatesmuchlessthanrealGDP..
ANS:
FDIF:
1REF:
33-1
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Economicfluctuations|InvestmentMSC:
Definitional
5.Whenoutputrises,unemploymentfalls.
ANS:
TDIF:
1REF:
33-1
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Economicfluctuations|UnemploymentMSC:
Definitional
6.Anincreaseinthemoneysupplycausesoutputtoriseinthelongrun.
ANS:
FDIF:
1REF:
33-2
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
MonetaryneutralityMSC:
Definitional
7.Mosteconomistsbelievethatclassicaltheorydescribestheworldintheshortrunbutnotinthelongrun.
ANS:
FDIF:
1REF:
33-2
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
ClassicaldichotomyMSC:
Interpretive
8.Achangeinthemoneysupplychangesonlynominalvariablesinthelongrun.
ANS:
TDIF:
1REF:
33-2
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
MonetaryneutralityMSC:
Definitional
9.Theexplanationsfortheslopesoftheaggregatedemandandshort-runaggregatesupplycurvesarethesameastheexplanationsfortheslopesofdemandandsupplycurvesforspecificgoodsandservices.
ANS:
FDIF:
1REF:
33-2
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Aggregatedemandslope|Short-runaggregatesupplyslope
MSC:
Definitional
10.Theaggregate-demandcurveshowsthequantityofdomesticgoodsandservicesthathouseholds,firms,thegovernment,andcustomersabroadwanttobuyateachpricelevel.
ANS:
TDIF:
2REF:
33-2
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Aggregate-demandcurveMSC:
Definitional
11.Adecreaseinthepricelevelmakesconsumersfeelwealthier,sotheypurchasemore.Thislogichelpsexplainwhytheaggregatedemandcurveslopesdownward.
ANS:
TDIF:
1REF:
33-3
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
WealtheffectMSC:
Analytical
12.Otherthingsthesame,adecreaseinthepricelevelmakestheinterestratedecrease,whichleadstoadepreciationofthedollarintheforeign-currencyexchange.
ANS:
TDIF:
2REF:
33-3
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Wealtheffect|Exchange-rateeffectMSC:
Analytical
13.Theexchange-rateeffectistheideathatahigherU.S.pricelevelcausesthevalueofthedollartoincreaseinforeignexchangemarkets,andthiseffectcontributestothedownwardslopeoftheaggregate-demandcurve.
ANS:
TDIF:
2REF:
33-3
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
AggregatedemandslopeMSC:
Interpretive
14.Thedownwardslopeoftheaggregatedemandcurveisbasedonlogicthatasthepricelevelrises,consumption,investment,andnetexportsallfall.
ANS:
TDIF:
2REF:
33-3
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
AggregatedemandslopeMSC:
Interpretive
15.Aggregatedemandshiftstotheleftifthemoneysupplyincreases.
ANS:
FDIF:
1REF:
33-3
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Aggregatedemandshifts|MonetarypolicyMSC:
Applicative
16.Adecreaseinthemoneysupplycausestheinterestratetorisesothatinvestmentfalls.
ANS:
TDIF:
2REF:
33-3
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Aggregatedemandshifts|MoneysupplyMSC:
Analytical
17.Ifspeculatorsbidupthevalueofthedollarinthemarketforforeign-currencyexchange,U.S.aggregatedemandwouldshifttotheleft.
ANS:
TDIF:
2REF:
33-3
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Aggregatedemandshifts|NetexportsMSC:
Analytical
18.Theeffectofachangeinthevalueofthedollarintheforeignexchangemarketduetoachangeinthepricelevelhelpsexplaintheslopeofaggregatedemand,butdoesnotshiftit.Theeffectsofachangeinthevalueofthedollarintheforeignexchangemarketduetospeculationisshownbyshiftingtheaggregatedemandcurve.
ANS:
TDIF:
3REF:
33-3
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Aggregate-demandcurveMSC:
Analytical
19.Anincreaseinthemoneysupplyshiftsthelong-runaggregatesupplycurvetotheright.
ANS:
FDIF:
1REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Long-runaggregatesupply|MonetarypolicyMSC:
Applicative
20.Technologicalprogressshiftsthelong-runaggregatesupplycurvetotheright.
ANS:
TDIF:
1REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
EconomicgrowthandinflationMSC:
Applicative
21.Otherthingsthesame,technologicalprogressraisesthepricelevel..
ANS:
FDIF:
2REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
EconomicgrowthandinflationMSC:
Applicative
22.Becausethepriceleveldoesnotaffectthelong-rundeterminantsofrealGDP,thelong-runaggregate-supplyisvertical.
ANS:
TDIF:
1REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Long-runaggregatesupplyMSC:
Interpretive
23.Wecouldexplaincontinuedincreasesinbothoutputandthepricelevelbysupposingthatonlyaggregatedemandshiftedrightovertime.
ANS:
FDIF:
2REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
EconomicgrowthandinflationMSC:
Analytical
24.Ifnotallpricesadjustinstantlytochangingeconomiccircumstances,anunexpectedfallinthepricelevelleavessomefirmswithhigher-than-desiredprices,andthesehigher-than-desiredpricesdepresssalesandinducefirmstoreducethequantityofgoodsandservicestheyproduce.
ANS:
TDIF:
1REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
MisperceptionstheoryMSC:
Interpretive
25.Allexplanationsfortheupwardslopeoftheshort-runaggregatesupplycurvesupposethatthequantityofoutputsuppliedincreaseswhentheactualpricelevelexceedstheexpectedpricelevel.
ANS:
TDIF:
1REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Short-runaggregatesupplyslopeMSC:
Interpretive
26.Theonlywaytorationalizeanupwardslopefortheshort-runaggregate-supplycurveistoarguethatwagesarestickyintheshortrun.
ANS:
FDIF:
2REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Short-runaggregate-supplycurveMSC:
Interpretive
27.Anincreaseintheactualpriceleveldoesnotshifttheshort-runaggregatesupplycurve,butanexpectedincreaseinthepricelevelshiftstheshort-runaggregatesupplycurvetotheleft.
ANS:
TDIF:
2REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Short-runaggregatesupplyMSC:
Analytical
28.FluctuationsinrealGDParecausedonlybychangesinaggregatedemandandnotbychangesinaggregatesupply.
ANS:
FDIF:
1REF:
33-5
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Short-runequilibrium|EconomicfluctuationsMSC:
Definitional
29.Increaseduncertaintyandpessimismaboutthefutureoftheeconomyleadsfirmstodesirelessinvestmentspendingwhichshiftstheaggregate-demandcurvetotheleft.
ANS:
TDIF:
1REF:
33-5
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Aggregatedemandshifts|PessimismMSC:
Applicative
30.Increasedoptimismaboutthefutureleadstorisingpricesandfallingunemploymentintheshortrun.
ANS:
TDIF:
2REF:
33-5
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Short-runequilibrium|PessimismMSC:
Analytical
31.Inresponsetoadecreaseinoutput,theeconomywouldreverttoitsoriginallevelofpricesandoutputwhetherthedecreaseinoutputwascausedbyadecreaseinaggregatedemandoradecreaseinaggregatesupply.
ANS:
FDIF:
2REF:
33-5
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Long-runequilibriumMSC:
Analytical
32.Ifaggregatedemandshiftsright,theneventuallypricelevelexpectationsrise.Theincreaseinpricelevelexpectationscausestheshort-runaggregate-supplycurvetoshifttotheleft.
ANS:
TDIF:
2REF:
33-5
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Long-runequilibriumMSC:
Analytical
33.Ifaggregatedemandandaggregatesupplybothshiftright,wecanbesurethatthepricelevelishigherintheshortrun.
ANS:
FDIF:
2REF:
33-5
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
Short-runequilibriumMSC:
Analytical
34.EconomistsmostlyagreethattheGreatDepressionwasprincipallycausedbyfactorsthatshiftedshort-runaggregatesupplyleft.
ANS:
FDIF:
1REF:
33-5
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
GreatDepressionMSC:
Definitional
35.Theprimarypurposeoftheaggregatedemandandaggregatesupplymodelistodemonstratetheclassicaldichotomy.
ANS:
FDIF:
1REF:
33-4
NAT:
AnalyticLOC:
Aggregatedemandandaggregatesupply
TOP:
AggregatedemandandaggregatesupplymodelMSC:
Interpretive
36.IncreasedoutputandpricesintheUnitedStatesintheearly1
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