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Education, Health and Wages 智库出版物
2014
作者:  James J. Heckman;  John Eric Humphries;  Greg Veramendi;  Sergio S. Urzua
收藏  |  浏览/下载:2/0  |  提交时间:2022/10/08
Testing the Correlated Random Coefficient Model 智库出版物
2009
作者:  James J. Heckman;  Daniel A. Schmierer;  Sergio S. Urzua
Adobe PDF(805Kb)  |  收藏  |  浏览/下载:1/0  |  提交时间:2022/10/08
Comparing IV With Structural Models: What Simple IV Can and Cannot Identify 智库出版物
2009
作者:  James J. Heckman;  Sergio Urzua
Adobe PDF(406Kb)  |  收藏  |  浏览/下载:0/0  |  提交时间:2022/10/08
Understanding Instrumental Variables in Models with Essential Heterogeneity 智库出版物
2006
作者:  James J. Heckman;  Sergio Urzua;  Edward J. Vytlacil
Adobe PDF(1239Kb)  |  收藏  |  浏览/下载:0/0  |  提交时间:2022/10/08
The Effects of Cognitive and Noncognitive Abilities on Labor Market Outcomes and Social Behavior 智库出版物
2006
作者:  James J. Heckman;  Jora Stixrud;  Sergio Urzua
Adobe PDF(1263Kb)  |  收藏  |  浏览/下载:1/0  |  提交时间:2022/10/08