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©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,,,3(No.EEPSEA)31,22(1.,100012;2.,100872),,,,,,,,,,,,0.04/m3,;0.04-0.065/m3,,135-203m3/hm2;0.065-0.08/m3,,1400m3/hm2;0.08-0.1/m3,,1400-6309m3/hm2;0.1/m3,,6390-14000m3/hm2,,;;;;F062.2A1002-2104(2010)09-0059-06doi:10.3969/j.issn.1002-2104.2010.09.011,,70%,90%,,;,,,,,:,,,,,,[1],;[2];[3][4][5],,Sumpsi[6]Varela2Ortela[7],Varela2Ortega[8]Varela2Ortela[9]Mejias[10]Berbel[11],,[12],,,,,,:,952010209CHINAPOPULATION,RESOURCESANDENVIRONMENTVol.20No.92010©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,,,1.2,,,(1):BjCj(1),Bj;CjBj=PjQj(2)Pi,Qj:PjCj/Qj(3),,,,,1.3(PD),(PS)::,,,,,,,,,2,,,2.1:(1)1:,;(2)2:,;(3)3:;(4)4:,2.2,1:1Fig.1Cost2effectiveanalysisoffarmerswater2savingactivity2.2.1(1)1:,0620109©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[1,13],,Y=a+bX+cX2(1):Y(kg/hm2);X(mm);abc;a=-11645,b=29.332,c=-0.0102[14]:B=YP-C=(a+bX+cX2)Pc-PiX-L(2)Pc,Pi(/mm)L,Pc20071.60/kgL9226.5/hm2,[15]:X=Pi2Pcc-b2c(3)Qmax=-b/(2c)(4),Qmax,,:QTWS=-Pi/(2Pcc)(5),QTWS,:BTWS=-P2i/(2Pcc)(6):CTWS=Pc4ac-b24a-(a+bX+cX2)(7)(2)2:,10%,,:BWSP=QTWUPi10%(8)BWSP,QTWUQTWU14000m3/hm2:CWSP=Ctraining+Cmanagement(9)Ctraining,CmanagementCtraining70/household,Cmanagement20/household[15]37(3),436/hm2,:QWCI=QTWU(11-12)(10):BWCI=QWCIPi(11),QWCI;1,0.55;2,0.7Ewi(4)4:Moore[16],,30:CPTD=Cshortterm+29t=1Ctlongterm/(1+r)t(12)Clongterm=Csubsidy+Cincome(13)Cshortterm=Clevelland+Cproductivity(14)EPTD=Nt=1QPTDPi(1+r)t(15)QPTD=QP-QD(16):CPTD30;Cshortterm,,ClevellandCproductivity,Clevelland500/hm2,Cproductivity800/hm2;Ctlongterm,,Csubsidyt(),300/hm2;EPTD30;Cincomehm2,1150/hm2;r,QPTD,QPQD[15]2.2.2,(3)11,,,,;,16:,©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(/m3)Tab.1Limitingandcriticalwaterpricesofstatefarm597ItemPPPPPSPD00.0650.080.10.040.69:P,P,P,PPS,PD,;,;,,,,2.3(1),();,0.69/m3(2),0.04/m3,0.04/m3;2.42.4.1,,,0.04/m3,,,0.04/m3,,,0-0.04/m3,0,,42.4.2,,,0.065/m30.04-0.065/m3(5),,,2,,2,,12Fig.2RelationshipbetweenwaterpriceandwaterresourcesdemandintheStateFarm2.4.3,0.065/m3,10%,1400/hm2[15]2Tab.2Impacteffectsofwaterpriceunderthetraditionalmodel()Waterprice(m3/hm2)Water2savingamount(/hm2)Effect(/hm2)Cost0.041355.413.060.051698.454.780.0620312.176.880.0827021.6412.240.0930427.3815.490.133833.8119.122.4.40.08/m3,,,,tra:tra=f(P,,,),,0.08/m3,,tra,,(10),0-4909m3/hm2,1400-6309m3/2620109©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:s=f(P,e,f,g,h)hm2Qrs:QPTD=f(rs)shm2Q,s,Q0.1/m3,,6309-14000m3/hm2e,f,g,h:,;,;,,;,3(1),,,,,(2),0.04/m3,,;0.065/m3,;0.085/m3,;0.1/m3,0.04-0.065/m3,135-203m3/hm2;0.065-0.08/m3,1400m3/hm2;0.08-0.1/m3,1400-6309m3/hm2;0.1/m3,6390-14000m3/hm2(3),,,,(4),,,,;,,,,,(:)(References)[1],,.[J].,2007,29(2):40-45.[WeiYongping,ChenDeli,LiBaoguo.EffectiveofAgriculturalWaterPricingonSolvingtheWaterResourceShortageofNorthChinaPlain:ACaseStudyinFengqiuCountyofHenanProvince[J].ResourceScience,2007,29(2):40-45.][2].[J].,2001,(6):26-29.[YuSuhua.ImpactofAgriculturalCommunityWaterPricingonWater2savingTechniqueExtension[J].AgricultureTechnologyEconomics,2001,(6):26-29.][3],.[J].,2003,31(3):342-346.[TianPude,ZhangChunling.AgriculturalWaterPriceAnalysisinChina[J].HehaiUniversityJournal,2003,31(3):342-346.][4],.[J].,2007,35(9):2816-2818.[YangBing,YanHua.ImpactofIrrigationWaterPriceReformofChongqingCityonFarmersAffordability[J].AnhuiAgricultureScience,2007,35(9):2816-2818.][5],,,.[J].,2007,29(2):58-59.[LiBaoping,ZhaoHuizhen,ChenHaitao,etal.ImpactofIrrigationWaterPriceReformonFarmersAffordability[J].YellowRiver,2007,29(2):58-59.][6]SumpsiJM,AmadorF,RomeroC.OnFarmersObjectives:Amulti2criteriaApproach.EuropeanJ.Oper.Res,1997,96(1):64-71.[7]ConsueloVarela2Ortega,JosM.Sumpsi,AlbertoGarrido,etal.WaterPricingPolicies,PublicDecisionMakingandFarmersResponse:ImplicationsforWaterPolicy[J].AgriculturalEconomics,1998,19(1-2):193-202.[8]Varela2OrtegaC,BlancoM,SumpsiJM.IntegratingIrrigationModernizationProgramsandWaterPricingPolices,EmpiricalEvidenceandWaterPolicyImplications[C].InternationalCongressoftheIAAE(InternationalAssociationofAgriculturalEconomists),Berlin,2000:13-19.36:©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[9]Varela2OrtegaC.AssessmentofAgriculturalPolicyOptionsforSustainableGround2waterManagement:ACaseStudyofWetlandConservationinSpain[R].CIHEAM2OptionsMditerranennes.SrieA,No.52,SminairesMditerranens,2003:183-197.[10]MejiasP,Varela2OrtegaC,FlichmanG.IntegratingAgriculturalPoliciesandWaterPoliciesunderWaterSupplyandClimateUncertainty[C].Proceedingsofthe25thInternationalConferenceofAgriculturalEconomists(IAAE),EventDynamics,Durban,2004:1039-1047.[11]BerbelJ,Gomez2LimonJA.TheImpactofWater2PricingPolicyinSpain:AnAnalysisofThreeIrrigatedAreas[J].AgriculturalWaterManagement,2000,43:121-131.[12],,.[C].,2003:29-34.[Peiyuansheng,F