Petra Todd

Selected Publications

Journal Article
Characterization of selection bias using experimental data
James Heckman, Hidehiko Ichimura, Jeffrey Smith, Petra Todd
1 January 1998 | Journal Article
Matching as an econometric estimator
James Heckman, Hidehiko Ichimura, Petra Todd
1 January 1998 | Journal Article
Performance of matching as an econometric estimator: application to the JTPA program
James Heckman, Hidehiko Ichimura, Petra Todd
1 January 1997 | Journal Article
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