The paper USES the propensity score-matching method to estimate the effects on training on rural labor's earnings based on micro data of Jilin Province in 2006.
基于2006年吉林省进城务工人员调查数据，采用倾向分匹配法对农民工的培训收入效应进行估算。
This paper uses the propensity score matching method to solve the endogenous problem effectively, basing on the panel data of listed companies from 2005 to 2012.
基于2005—2012年上市公司的面板数据，本文采用倾向评分匹配的方法，有效解决了样本“内生性”问题。
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