当代物流学西南交通大学交通运输学院李国旗E-mailguoqi_li@126.comTel:13550037545LessononelogisticsandthesupplychainKeywordsChannelintermediariesCosttrade-offsEconomicutilityFIFOFOBoriginFOBdestinationPricingsystemsFormutilityFreightabsorptionLandedcostsLIFOMarketingchannelPhantomfreightPlaceutilityReverselogisticsSupplychainStock-keepingunitsStockoutsSystemsapproachTimecostapproachPartone:economicimpactsoflogisticsOne:whileabsoluteandrelativeinlogisticscostsinrelationtoGDPvaryfromcountrytocountry,logisticsismostdefinitelyanimportantpartinacountry’seconomyTwo:logisticscanalsoplayanimportantroleinanation’sgrowthanddevelopment,particularlyimprovementsintransportationefficiencyThree:theeconomicimpartsoflogisticscanaffectsindividualconsumerssuchasyou,theseimpartscanbeillustratedthroughtheconceptofeconomicutilitywhichisthevalueorusefulnes