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This paper proposes a nonparametric method of estimating marginal treatment effects in heterogeneous populations. Building upon an insight of Heckman and Vytlacil, the conventional treatment effects model with heterogeneous effects is shown to imply that outcomes are a nonlinear function of...
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A long-standing issue in the literature on education is whether marginal returns to education fall as education rises. If the population differs in its rate of return, a closely related question is whether marginal returns to higher education fall as a greater fraction of the population enrolls....
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impact varies with the presence of preschool and school-age children who are affected by school and child-care facility …, with the largest for married women without children in the home. But losses are greater for married women at young ages …, mothers with very young children, and for those working in COVID-impacted industries. School and child care closures increase …
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We estimate the trend in the transitory variance of male earnings in the U.S. using the Michigan Panel Study of Income …
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