扶贫项目的减贫效果评估_对30个国家扶贫开发重点县调查

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20108198,,。19782.5,20093597,30.7%3.8%。,,,“”、“”、“”、“”。,*《》,《PSM》。30*EvaluationontheOutcomeofthePovertyAlleviationProgram:Surveyon30KeyPovertyAlleviatingandDevelopingCounties(PSM),S302009,。,S,,。PSM,,S,11。PSM,55.7%。S,;,。PSM100081LiJialuAbstract:Thepurposeofthispaperistoevaluatetheoutcomeofthepovertyalleviationprogram,employingthe2009ruralpovertymonitoringdatain30keypovertyalleviatinganddevelopingcountiesofSProvince,usingthePropensityScoreMatchingmethod.Throughthedescriptivestatisticsonthepovertyalleviationprogramandtheeffectontheincreaseofpoorhouseholds’income,wesuggestthatthepovertyalleviationprogramofSProvincehasaimedatsomepoorhouse-holds,butthedegreeisstillnotenough,soweneedtoimprovethefundproportionofthepovertyalleviationprogram.Us-ingthePSMmethodtoanalyzetheeffectofthepovertyalleviationprogramtohouseholds'incomeandtoevaluatetheout-comeofthepovertyalleviationprogram,weconcludethattheeffectofpovertyalleviationcapitalofSProvinceisgoodandcapitalinvestmentper1yuancanproduceincomeincreaseeffectper1yuan.Thenetincomeofhouseholdswhoparticipat-edinthepovertyalleviationprogramincreased55.7%onaverage.WesuggestSProvincetodistinguishthepoorusingthemultidimensionalpovertymeasurementandimprovethedegreeofthepovertyalleviationprogramaimingatpoorhouse-holds.Furtherincreasingthefinancialinputtothepovertyalleviationprogramwillenlargetheeffectofthepovertyallevia-tionprogram.Keywords:thePropensityScoreMatchingmethod,povertyreduction,evaluationPUBLICMANAGEMENT12520108198。(,2003),。、,1986~1997592()235,Kmenta,、、[1]。(2003),,,。、、,。4,,、[2]。、“”[3]。,。,(PSM),S302009,。、。()S302400,2009269,11.2%。、、,190,70.6%;36,36%;,20,7.4%(1)。(),。。1.“”,。S,,37%17%(2,)。。,,。,、、、、、。,:,,、;,、。2.。。2009S,1600,67%(3)。,351,(%)10.420.73613.4------207.4207.4--------------19070.6114.12691001:S302009。PUBLICMANAGEMENT12620108198(%)(%)(%)17536.369737.187237.0112.3412.2522.27214.932717.439916.9357.31156.11506.4153.1874.61024.3102.1542.9642.7357.31286.81636.9398.1904.81295.530.6130.7160.751.0150.8200.8153.1794.2944.0183.7844.51024.3296.0834.41124.710.240.250.2173.5482.6652.820.4120.6140.6482100.01877100.02359100.02:S302009。()()()351543124959216005825385219697824995218082600366931637611214231437413--27002700()2341612814915118921645895798726577736379962132009:S302009。22%,S(21%),(502)70%。,,,,,。,30%,,。,。2009,151,189。23,15%,,,416,2.8。,,。,6%。()。S,2009215,9%(4)。41,PUBLICMANAGEMENT12720108198(%)4520.93817.74420.54922.83918.14119.117480.9215100.042009()10841373124510381217106512091182453844493941174215(%)20.917.720.522.818.119.180.9100.052009:。(%)(%)17121.63341.8214418.21721.5115519.6810.1115619.71721.5-16420.845.1-17021.53139.2-62078.54860.84790100.079100.046200919%,(502)8.2%,,。,,21%,。,,,。,1084,(5)。,1065,。,,。,,41.8%(6)。,,22%39%。、PSMPSM,。()PSM1.。。2.。()PSM,,。,。PSM:。,。(KhandkerShahidurR.,GayatriB.Koolwal,HussainA.Samad,2009)。PSM:X,T=1,,PSM,PUBLICMANAGEMENT1282010819801215010-、、;1-0-、;1、120-;1;20-1-7,G,,G:N,Wij。()2009S。S,。,、。:,,,5%;,10%,。,(,2009)。30,80,2400。()PSM1.X,P(X)。,。,。probitlogit。,。1,,。,,。,、、;、、,;,;、(7)。,probit,8()。2.Probit,[0.0131,0.248],9()。3.,,。,,。Probit,4,,,。10()。4.,。。,。,:NN(Nearest-neighbormatching)。NNPUBLICMANAGEMENT12920108198ATTtNN2081980.5570.4311.29220819830.1890.2910.6512061634-0.0280.308-0.089Kernel20819830.0470.3160.14811Percentiles1%0.01621915%0.026SumofWgt.219110%0.03625%0.0620.09450%0.091Std.Dev.0.04575%0.121Variance0.00290%0.155Skewness0.56795%0.177Kurtosis3.22199%0.22290.01339594040.05796858810.1746998450.24615611,9832082,19110-0.0260.0630.685-0.0580.0460.2110.0730.1060.4900.2060.0970.034-0.4480.1580.004-0.0050.0010.0000.0960.0550.081-0.0080.0040.073-0.1380.1070.194-0.1430.0600.018-0.0020.0020.328-0.4480.2140.0378Probit,。n=5。(Caliperorradiusmatching)。NN,,“”(),。(Stratificationorintervalmatch-ing)。,,()。Kernel(Kernelandlocallinearmatch-ing)。。Kernel。DD(Differenceindifferencematch-ing)。DD。DD,,。11,NN,5%,。55.7%,55.7%。,5%PUBLICMANAGEMENT13020108198:=2298(m)=1Coef.Std.Err.zP|z|[95%ConfInterval]SATT0.62021240.39982761.550.121-0.1634351.4038613()3115662712453211992511372011833015761051194135127912200921272923172097117()15661245119911371183157611941279()1.0321.0621.0001.0431.0151.0301.0331.031142009(t=0.651)。,Kernel,5%(t-0.0890.148)。5.,NN,。12,NN,。13NN。10%,62%,NN14NN。、,。(),。122009S135。1279。。1566,1183,383。,。,,15761194,。,,。,,。,S,1,1.031。,,。1,1.032,1,1.015,(14)。,,。,SPUBLICMANAGEMENT13120108198()3494634481129823138993379947681950.4480.1960.1480.1160.0850.4660.1260.15621272923172097117()1566124511991137118315761194127915,11。,,。()PSM,,55.7%。15。,,44.8%。。,46.6%。,PSM。,,。、PSM,:S,,,。S,。,S,11。。PSM。PSM,55.7%。,44.8%46.6%。,,。S。,,,。,。,,。,S,。,。[1]:《》,《》20036,1~5[2]:《》,《》200311,36~38[3]:《》,《》20012,60~66PUBLICMANAGEMENTReform132

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