Evaluating Preschool Programs When Length of Exposure to the Program Varies: A Nonparametric Approach
| Year of publication: |
2004
|
|---|---|
| Authors: | Behrman, Jere R. ; Cheng, Yingmei ; Todd, Petra E. |
| Published in: |
The review of economics and statistics. - Cambridge, Mass : MIT Press, ISSN 0034-6535, ZDB-ID 2079628. - Vol. 86.2004, 1, p. 108-132
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