TheResearchontheDivisionofAuthorityandResponsibilityinConstructionAgentSystemProjects----TheInspirationoftheImplementationofConstructionAgentSysteminthepost-disasterreconstructionprojectbyHunanProvinceZhangYinqiao(DevelopmentandReformCommissionofHunanProvince,Changsha,Hunan,410004)ZhouHui(HunanProvinceArchitectureDesignInstitute,Changsha,Hunan,410011)AbstractArationaldivisionofauthorityandresponsibilitybetweentheconsignorandtheconstructionagentinaconstructionagentsystemprojectisthepremiseofthethoroughdemonstrationoftheeconomicandsocialimpacts,whereasitisageneralconundrumtoproposesucharationaldivision.Thispaperseekstoprovidesolutionstothisproblem:thepaperanalyzestheproblemsandthinkingoftheAuthorizationMechanismoftheConsignorofConstructionAgentSystemProjectandproposesapragmaticresearchonthepost-disasterreconstructionprojectbyHunanprovinceinLixian,Sichuan,uponwhichthepaperfurtherestablishesaneconomicmodeltoanalyzethedivisionauthorizationmechanismoftheconsignor,andfinallybringsforwardthepolicyproposalsonthebasisofthepracticeexperienceandthemodel’sconclusion.KeywordsConstructionAgentsystem,divisionofauthorityandresponsibility,economicmodel,post-disasterreconstructionprojectBPMPBMP=PPΔP0ΔPRΔ≥BRPSMAP-≥-Δ[]λλ01∈λ=0λ=1RλλCCCλ=CCBCRλPSCλMAP--≥-Δ[]B*BCPPSMAλλPRPCΔ⋅-+≤=⋅-Δ⋅*λ*λ*λ0S∂∂*λ0A∂∂*λ0R∂∂*Bλ0P∂∂BMRIPP≥-MQC≤-