Instrumental Variables: A Cautionary Tale
收藏NBER1995-09-01 更新2025-01-04 收录
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https://www.nber.org/papers/t0185
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资源简介：
This paper considers the use of instrumental variables to estimate the mean effect of treatment on the treated. It reviews previous work on this topic by Heckman and Robb (1985, 1986) and demonstrates that (a) unless the effect of treatment is the same for everyone (conditional on observables), or
提供机构：
美国国家经济研究局创建时间：
1995-09-01
