考虑供应链中断风险下的B2B电子市场采购策略研究-陈明明

20138ScienceandTechnologyManagementＲesearch2013No.82012－07－132012－09－28“”71101054doi10.3969/j.issn.1000－7695.2013.08.044B2B510006。。B2B。B2BF274F272.35A1000－7695201308－0199－06OptimalProcurementStrategiesforB2BElectronicMarketsunderSupplyChainDisruptionＲiskCHENMingmingGUIShoupingSchoolofEconomicsandCommerceSouthChinaUniversityofTechnologyGuangzhou510006ChinaAbstractWeconstructatwo－leveldual－sourcingsupplychainmodelintraditionalsupplychainsandB2Belectronicmarketswheretraditionalsupplychainsaresusceptibletodisruptionrisks．Thedifferentprocurementmodelsarecomparedandtheanalyticalconditionsofoptimalprocurementstrategiesareobtained．Wealsoanalyzetheeffectsofdisruptionproba-bilityandmarketliquidityonprocurementstrategies．TheresultsofouranalysisshowthatsignificantprofitimprovementcanbeachievedinB2Belectronicmarketsandthethird－partyB2Bmarketsprocurementmodelisthebest．KeywordssupplychainB2Belectronicmarketsorderingstrategiessupplychaindisruption1。B2B、、B2B1、、、2。B2B。、。B2B。B2B3－5。Akella、6。Seifert、。7。B2B8－10。B2B、11。。、、。。B2B。B2BB2B、B2B。2、2.1B2B。、、。。。B2B。1。。B2B。B2B。12.2cwsB2BuvrbqxFxfxpβmB2B。1234、B2B、、。2.312cwv＜c＜w3X。3。q。p。qX。∏01=rminXq－bX－q++vq－X+－wq1E∏01=r+b－wq－r+b－v∫q0Fxdx－bud2βq∏11=rminβXq－bX－βq+vβq－X+－βq3E∏11=r+b－wβq－r+b－v∫βq0Fxdx－bud4E∏1=1－pE∏01+pE∏115maxq∏1=r+b－w1－p+pβq－r+b－v×1－p∫q0Fxdx+p∫βq0Fxdx－bud6002B2B11E∏1qq1q11－pFq1+pβFβq11－p+pβ=r+b－wr+b－v762E∏1q2=－r+b－v1－pfq+pβ2fβq＜0E∏1。hq=1－pFq+pβFβq1－p+pβh'q=1－pfq+pβ2fβq1－p+pβ＞0h0=0h∞=1。E∏1q=0hq1=r+b－wr+b－v＜1q1。4B2BB2B、B2B。4.1GE。。qXx－q+B2Bsmx－q+q＞XB2Bvq－x+。∏02=rminXq+mX－q+－b1－mX－q+－msX－q++vq－X+－wq8E∏02=1－mr+b－w+mus－wq－1－mr+b－v+mus－v∫q0Fxdx+mr+b－us－bud9E∏12=1－mr+b－w+mus－wβq－1－mr+b－v+mus－v∫βq0Fxdx+mr+b－us－bud10E∏2=1－mr+b－w+mus－w1－p+pβq－1－mr+b－v+mus－v1－p∫q0Fxdx+p∫βq0Fxdx+mr+b－us－bud114.2。。qXq＞Xsq－x+mq－x+1－mq－x+v。E∏03=r+b－wq－r+b－v－mus－v∫q0Fxdx－bud12E∏13=r+b－wq－r+b－v－mus－v∫βq0Fxdx－bud13E∏3=r+b－w1－p+pβq－r+b－v－mus－v×1－p∫q0Fxdx+p∫βq0Fxdx－bud144.3。qXx－q+B2Bsmx－q+q＞Xq－x+B2Bmq－x+1－mq－x+v。E∏04=1－mr+b－w+mus－wq－1－m×r+b－v∫q0Fxdx+mr+b－us－bud15E∏14=1－mr+b－w+mus－wβq－1－mr+b－v∫βq0Fxdx+mr+b－us－bud16102B2BE∏4=1－mr+b－w+mus－w1－p+pβq－1－mr+b－v1－p∫q0Fxdx+p∫βq0Fxdx+mr+b－us－bud175B2B2us＞wm0＜m1m0=w－vus－vq3q4us＜wm1＜m1m1=r+b－wr+b－usq2q4。us＞wm0＜m1E∏3/q＞0、E∏4/q＞0q3、q4us＜wm1＜m1E∏2/q＜0、E∏3/q＜0q2、q4。2B2BB2Buswpβ。3E∏2、E∏3、E∏4qus＞wm＜m0us＜wm＜m1B2B。11、14、172E∏2q2＜02E∏3q2＜02E∏4q2＜0E∏2、E∏3、E∏4q。hq=1－pFq+pβFβq1－p+pβE∏2/q=0E∏3/q=0E∏4/q=0hq2=r+b－w+mus－w/1－mr+b－v+mus－v/1－m18hq3=r+b－wr+b－v－mus－v19hq4=r+b－w+mus－w/1－mr+b－v20us＞wm＜m00＜hq3＜1、0＜hq4＜1us＜wm＜m10＜hq2＜1、0＜hq4＜1。hqh0=0h∞=1q2、q3q418、19、20。431q1/p、q2/p、q3p、q4/p2q1/w、q2/w、q3/w、q4/w3q2/us、q3/us、q4/us4q2/m＜0、q3/m＞0us＞wq4/m＞0us＜wq4/m＜0。11－pFq+pβFβq1－p+pβ=tt＞0p1－pfq+pβ2fβqqp=Fq－βFβq－1－βt21Fq－βFβq－1－βt=Fq－tp1－pFq+pβFβq1－p+pβ=Fq－pβFq－Fβq1－p+pβ=tFqFq＞FβqFq＞t。210q/p＞0。q1、q2、q3q4w、us、m2、3、4。4p。。us。mm＜m0m＜m1。。muswus＜w。。usw202B2B。。5X～0tqE∏1＜E∏2＜E∏4E∏1＜E∏3＜E∏4。6、11、14、17E∏2＜E∏4、E∏1＜E∏3。gq=1－p∫q0Fxdx+p∫βq0Fxdx－1－p+pβq+udE∏2－E∏1=E∏4－E∏3=mr+b－usgq。5gq＞0。X～0bFx=xbgq=1－p+pβq22t－q+t2＞1－p+pβq22t－q+12=1－p+pβq－t2/2t0gq＞05。5B2B。。63。。。X～N50100c=2w=4us=5v=1r=10b=6β=0.6。2B2B。。。。。2qm=0.53pm=0.53＞＞＞。。ppp。4m=0.54pp302B2Bpp。pp。B2B。B2BB2B。5mp=0.5544mm。m。7B2BB2B。B2BB2B。B2B。。wus。p。1HEMPELPSKWONGYK．B2Be2commerceinemergingecono-miesI－metal．com’snon－ferrousmetalsexchangeinChinaJ．StrategicInformationSystem200110335－3552．200820092008－2009M．2009246－2573GＲIEGEＲM．ElectronicmarketplacesAliteraturereviewandacallforsupplychainmanagementresearchJ．EuropeanJournalofOp-erationalＲesearch2003144280－2944SWAMINATHANJMTAYUＲSＲ．ModelsforsupplychainsinE－businessJ．ManagementScience200349101387－14065GＲEYWOLAVSONTSHID．Theroleofe－marketplacesinre-lationship－basedsupplychainAsurveyJ．IBMSystemJour-nal2005441109－1236PELEGBLEEH．Short－terme－procurementstrategiesversuslong－termcontractsJ．ProductionandOperationsManagement2002114458－4797SEIFEＲTＲWTHONEMANNUWHAUSMANWH．OptimalprocurementstrategiesforonlinespotmarketsJ．EuropeanJournalofOperationalＲesearch2004152781－7998．B2BJ．20081151－69．B2BJ．200828756－6010．B2BJ．20101311－911．B2BJ．20114412－141987—1953—。402