1Abadie,Gardeazabal.The Economic Costs of Conflict:A Case Studyof the Basque Country[J].American Economic Review,2003:113~132.
2Abadie,Diamond,Hainmueller.Synthetic Control Methods for Com parative Case Studies:Estimating the Effect of California's TobaccoControl Program[J].Journal of the American Statistical Association,2010,105(490):493~505.
3Charnes A,Cooper W W,Rhodes E.Measuring the Efficiency of De cision Making Units[J].European Journal of Operational Research,1978,2(6):429~444.
4Eren,Ozbeklik.Right-to-Work Laws and State-Level EconomicOutcomes:Evidence From the Case Studies of Idaho and OklahomaUsing Synthetic Control Method[J].Working,2011.
5Fitzpatrick.Starting School at Four:The Effect of Universal Pre-Kin dergarten On Children's Academic Achievement[J].The B.E.Jour nal of Economic Analysis and Policy,2008,8(1):1897.
6Hinrichs.The Effects of Affirmative Action Bans On College Enroll ment,Educational Attainment,and the Demographic Compositionof Universities[J].Review of Economics and Statistics[J],2012,94(3):712~722.
7Nilakantan,Singhal.The Economic Costs of Naxalite Violence and theEconomic Benefits of a Unique Robust Security Response[J],2011.
8Simar,Wilson.Statistical Inference in Nonparametric Frontier Models:the State of the Art[J].Productivity analysis,2000,13(1):49~78.
9Simar,Wilson.Sensitivity Analysis of Efficiency Scores:How to Boot strap in Non-parametric Frontier Models[J].Management Science,1998,44(1):49~61.