The relationship between treatment parameters within a latent variable framework

Economics Letters - Tập 66 Số 1 - Trang 33-39 - 2000
James J. Heckman1, Edward Vytlacil1
1Department of Economics, University of Chicago, 1126 East 59th Street, Chicago, IL 60637, USA

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Tài liệu tham khảo

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