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1
Estimating the return to schooling : progress on some persistent econometric problems
Được phát hành 2000Sách -
2
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3
Can falling supply explain the rising return to college for younger menn : a cohort-based analysis
Được phát hành 2000Sách -
4
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5
A review of estimates of the schooling/earnings relationship, with tests for publication bias
Được phát hành 1999Sách -
6
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7
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8
Double trouble on the value of twins-based estimation of the return to schooling
Được phát hành 1998Sách