Poorly Measured Confounders are More Useful on the Left Than on the Right
收藏数据链接：
官方服务：
资源简介：
Researchers frequently test identifying assumptions in regression based research designs (which include instrumental variables or difference-in-differences models) by adding additional control variables on the right hand side of the regression. If such additions do not affect the coefficient of
提供机构：
美国国家经济研究局创建时间：
2017-03-01
