CaliendoMacro, Kopeinig Sabine. Some practical guidance for the implementation ofpropensity score matching [J]. Journal ofEconomic Surveys, 2008, 22(1), 31–72.
不理解的一些概念,感觉比较别扭,请朋友们指点,谢谢。
Outcomes over common support
Support problems
Balance all covariates
Propensity score is balanced.