简介:Thispaperinvestigatesanoptimaldecisionprobleminasingle-period,two-stagesupplychainwithcapacityreservationcontract.Atthebeginningoftheplanninghorizon,theretailer,whofacesstochasticdemand,reservesfuturecapacityaccordingtohisforecastingofthedemand.Thesupplierthenconstructscapacity.Atthebeginningofthesellingseason,theretailerupdatesthedemandforecastingandplacesanorder.Whentheretailer'sdemandisgreaterthanthesupplier'scapacity,thesuppliercanmeettheretailer'sdemandbyoutsourcing.Weanalyzetheoptimaldecisionofeachplayerinbothcentralizedanddecentralizedsystems.Furthermore,underthecaseinwhichdemandfollowsauniformdistribution,weobtaintheclosed-formoptimalstrategiesofeachplayerforbothcentralizedanddecentralizedsystemsandconductnumericalstudiestorevealadditionalconclusions.Thenumericalstudiesshowthattheoptimalreservationcapacityfortheretailerandtheoptimalconstructingcapacityforthesupplierinthedecentralizedsystemarebothlessthantheoptimalconstructingcapacityinthecentralizedsystem.Furthermore,wealsofindthattheprofitlossduetodecentralizationalwaysexistsandincreasesinindeterminacy.
简介:Nowadays,globalizationhasbecomeahottopic,notonlyinChina,butalsoinothercountries.Underthecontextofglobalization,traditionalcultureofeverycornerintheworld,includingdifferentregionsinChina,hasbeeninfluenced,andeventhreatenedtosomedegree.Inviewofsuchaphenomenon,UNESCO,togetherwithlocalgovernments,isdedicatedtosafeguardingandpreserveingtheworld'sculturaldiversityaswellasculturalheritages.