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1
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2
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3
Estimating the return to schooling : progress on some persistent econometric problems
Publicado em 2000Livro -
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A review of estimates of the schooling/earnings relationship, with tests for publication bias
Publicado em 1999Livro -
6
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7
Double trouble on the value of twins-based estimation of the return to schooling
Publicado em 1998Livro -
8