The authors examine the small sample properties of the generalized method of moments estimator applied to models of covariance structures, where it is commonly known as the optimal minimum distance (OMD) estimator. They find that OMD is almost always biased downward in absolute value. The bias...

In this paper, the authors examine the role of parental education in the human capital production function by estimating the effects of parental education on the education profile of wages. The analysis uses sibling pairs from the Panel Study of Income Dynamics and the National Longitudinal...

In this paper, the authors use the variance across siblings in school characteristics to estimate the effects of school inputs on wages. The analysis uses sibling pairs from the National Longitudinal Surveys of Labor Market Experience of Young Men and Young Women. They find that teachers'...

In a labor market with tied hours-wage packages and wage dispersion for a partic ular type of job, constrained workers may be willing to sacrifice wag e gains for better hours when changing jobs. Likewise, workers may ac cept jobs offering undesirable hours only if the associated wage gain s are...