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1、JournalofSoutheastUniversity(EnglishEdition)Vo.l23,Sup,pp.15-22Dec.2007ISSN10037985Coordinatingpricingstrategiesinsupplychainunderasymmetricinformationanddisruptions1,21ZhuangPinZhaoLindu1(SchoolofEconomicsandManagemen,tSoutheastUniversity,Nanji
2、ng210096)(2CollegeofEconomicsandManagemen,tNanjingUniversityofAeronauticsandAstronautics,Nanjing210016,China)Abstract:Thecoordinatingpricingstrategieswithasymmetriccostinformationunderdisruptionsareinvestigatedinaone-supplier-one-retailersupplychains
3、ystem.Whiletheretailerscoststructureisasymmetricinformation,supplychainpricingcontractmodels(awholesalepricecontractandanal-lunitquantitydiscountcontract)underasymmetricinformationareproposedbyemployingtheprincipa-lagentprincipleinaregularscenario.W
4、hentheretailerscostdistributionisfluctuatedbydisruptions,weobtaintheoptimalemergencystrategiesofthesupplychainunderasymmetricinformationbyconsideringdeviationcostsandshowhowtoeffectivelyhandlethecostuncertainty.Usingnumericalmethods,impactsofcostdis
5、ruptionsontheoptimalwholesaleprice,theretailerprice,theorderquantityandtheexpectedprofitsoftheretailer,thesupplier,aswellasthetotalsystemareanalyzed.Itisfoundthattheal-lunitquantitydiscountpolicycanobtainbetterperformancethanthewholesalepricingpolicy
6、.Keywords:supplychain;disruptionmanagemen;tasymmetryinformation;pricingstrategyEverysupplychainfacesdisruptionsofvarioussorts.Sometypesofdisruptions,suchasstrikes,terrorism,stormsandmachinebreakdowns,arelikelytohappenatanytimeofyear.However,theclassi
7、csupplychainpricing[1][2-3]policydoesnotconsiderthepossibilityofdisruptions,e.g.,pricingcontracts,quantitydiscounts,pricede-[4]ductionsandsoon.Inthispaper,wewillconsideroptimalpricingstrategiesunderdisruptionsandasymmetricin-formationinatwo-echelonsu
8、pplychainandanalyzetheimpactofthosepricepoliciesonboththesuppliersandre-tailersaswellasonsystemperformance.Supplychaindisruptionmanagementisconcernedwithhowtomakeoptimalreactiondecisionswhenthesys-[5]temfacesdisruptions,soastominimizethelossescausedb
