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1、TheReviewofEconomicStudies,Ltd.TheDeterminatenessoftheUtilityFunctionAuthor(s):O.LangeReviewedwork(s):Source:TheReviewofEconomicStudies,Vol.1,No.3(Jun.,1934),pp.218-225Publishedby:OxfordUniversityPressStableURL:http://www.jstor.org/stable/2967485.Accessed:
2、06/12/201200:40YouruseoftheJSTORarchiveindicatesyouracceptanceoftheTerms&ConditionsofUse,availableat.http://www.jstor.org/page/info/about/policies/terms.jsp.JSTORisanot-for-profitservicethathelpsscholars,researchers,andstudentsdiscover,use,andbuilduponawid
3、erangeofcontentinatrusteddigitalarchive.Weuseinformationtechnologyandtoolstoincreaseproductivityandfacilitatenewformsofscholarship.FormoreinformationaboutJSTOR,pleasecontactsupport@jstor.org..OxfordUniversityPressandTheReviewofEconomicStudies,Ltd.arecollab
4、oratingwithJSTORtodigitize,preserveandextendaccesstoTheReviewofEconomicStudies.http://www.jstor.orgThiscontentdownloadedbytheauthorizeduserfrom192.168.52.68onThu,6Dec201200:40:20AMAllusesubjecttoJSTORTermsandConditionsTheDeterminatenessoftheUtilityFunction
5、i.InarecentpaperinEconomicalDr.Hickshaspointedtoaninterestingquestionconnectedwiththeinterpretationofthesignofthesecondderivativesoftheutilityfunction.Accordingtoourtraditionalinterpretation,whichcomesfromEdgeworth2andPareto,3thecrossderivativesoftheutilit
6、yfunctiondefinethecomplementarity,competitivenessorindependenceofcommodities,thelawofdiminishingmarginalutilitybeingdefinedbythesignofthepuresecondorderderivatives.However,thequestionarisesastowhether,inviewoftheindeterminatenessoftheutilityfunctionresulti
7、ngfromtheimmeasurabilityofutility,thesignofthesecondderivativesoftheutilityfunctionhasanymeaningatalU.Are,therefore,thetraditionaldefinitionsofcomplementary,competingandindependentgoods,andespeciallythemarginalutilityconcept,linkedtotheassumptionthatutilit
8、yismeasurable?WasitinconsistentofParetotokeepthesedefinitionsinspiteofregardingutilityasimmeasurable,andifso,howcansuchinconsistencybeexplained?Thisleadsustoaconsiderationofthepostulatesusedforconstructingthe