Essays on revealed preference. contributions to the theory of consumer's behavior [Elektronische Ressource] / Jan Heufer

?Z? ?u¶?u§ESSAYSONREVEALEDPREFERENCE:CONTRIBUTIONSTOTHETHEORYOFCONSUMER’SBEHAVIORESSAYSONREVEALEDPREFERENCE:CONTRIBUTIONSTOTHETHEORYOFCONSUMER’SBEHAVIOR?Z? ?u¶?u§InauguraldissertationzurErlangungdesakademischenGradesDoctorrerumpoliticarumderTechnischenUniversitätDortmundNovember????«¶£u§Œ?«?§:Prof.Dr.WolfgangLeininger??hZ–???:Dortmund?Zh¶?–?:TechnischeUniversitätDortmundWirtscha s-undSozialwissenscha?licheFakult ätLehrstuhlfürVolkswirtscha slehre(Mikroökonomie)JanHeufer:EssaysonRevealedPreference:ContributionstotheeoryofConsumer’sBehavior ©November????ABSTRACTisthesiscontributestothetheoryofconsumer’sbehavior.Itisdevidedintothreeparts:e rstpartgivesabriefhistoryofthetheoreticalde-velopmentsrelevanttothetwoconsecutivepartsandprovidesadetailedoutline.esecondpartcontainstheoreticalcontributions.Speci cally,(i)itprovidesaunifyingprooftechniquetoshowthatpreferencecyclescanbeofarbitrarylengthformorethantwobutnotfortwocommodities.AnimmediatecorollaryisthattheWeakAxiomofRevealedPreferenceonlyimpliestheStrongAxiomfortwocommodities,(ii)itprovidesasimplegraphicalwaytoconstructpreferencecycles,(iii)itshowsthatfortwodimensionalcommodityspacesanyhomotheticutilityfunctionthatrationalizeseachpairofobservationsinasetofconsumptiondataalsorationalizestheentiresetofobservations,(iv)itexplorersrationaliz-abilityissuesfor nitesetsofobservationsofstochasticchoiceandgivestworationalizabilitytheorems.ethirdpartprovidesthreepracticalcontributions.