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1、1. Whichoftheseassumptionsisoftenrealisticforafirmintheshortrun? a. Thefirmcanvaryboththesizeofitsfactoryandthenumberofworkersitemploys. b. Thefirmcanvarythesizeofitsfactorybutnotthenumberofworkersitemploys. c. Thefirmcanvarythenumberofworkersitemploysbutnotthesizeofitsfactory. d. The
3、firmregardsthenumberofworkersitemploysasvariablebutregardsthesizeofitsfactoryasfixed.Thisassumptionisoftenrealistic a. intheshortrunbutnotinthelongrun. b. inthelongrunbutnotintheshortrun. c. bothintheshortrunandinthelongrun. d. neitherintheshortrunnorinthelongrun.ANSWER: aDIFFICULTY:
5、rtrun,thefirmmostlikelyconsiders a. bothlaborandcapitaltobefixed. b. bothlaborandcapitaltobevariable. c. labortobevariableandcapitaltobefixed. d. capitaltobevariableandlabortobefixed.ANSWER: cDIFFICULTY: EasyLEARNING OBJECTIVES: ECON.MANK.020-Classifyafirm'scostsasfixedorvariable.T
6、OPICS: ProducertheoryProductionfunctionKEYWORDS: BLOOM'S:ComprehensionCUSTOM ID: 003.13.2-MC-MANK084. SupposethatChristineownsherownCPAfirm.Sheusesonlytwoinputsinherbusiness:herhoursworked(labor)andacomputer(capital).Intheshortrun,Christinemostlikelyconsiders a. bothlaborandcapital
7、tobefixed. b. bothlaborandcapitaltobevariable. c. capitaltobevariableandlabortobefixed. d. labortobevariableandcapitaltobefixed.CopyrightCengageLearning.PoweredbyCognero.Page 30ANSWER: dDIFFICULTY: EasyLEARNING OBJECTIVES: ECON.MANK.020-Classifyafirm'scostsasfixedorvariable.TOPICS: