This paper reports nonparametric estimates of the effect of labor supply
behavior on the payments to families enrolled in the Seattle/Denver Income
Maintenance Experiment. The randomized assignment of families to the
treatment groups in this experiment was designed to permit…

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Instrumental Variables (IV) estimates tend to be biased in the same direction as
Ordinary Least Squares (OLS) in finite samples if the instruments are weak. To address
this problem we propose a new IV estimator which we call Split Sample…

This paper examines the properties and prevalence of measurement
error in longitudinal earnings data. The analysis compares Current
Population Survey data to administrative Social Security payroll tax
records for a sample of heads of households over two years. In contrast

More than one million new immigrants currently enter the United States every year. In this paper
I use 1990 Census data to study the effects of immigrant inflows on the local labor market
opportunities of natives and older immigrants. I…

If hours can be freely varied within jobs, the effect on hours of
changes in preferences for those who do change jobs should be similar to
the effect on hours for those who do not change jobs. Conversely, if
employers…

This paper presents evidence showing that individuals’ season of birth is
related to their educational attainment because of the combined effects of
school start age policy and compulsory school attendance laws. In most school
districts, individuals born in the beginning…

The US unemployment insurance system is financed by an experience-rated
payroll tax. The system imposes a layoff or firing cost on employers, leading
them to fire fewer workers in a downturn and hire fewer workers in an upturn.
Increases in…

Between 1960 and 1980 the gap in earnings between black and white
males narrowed by 15 percent. A detailed analysis of 1960, 1970, and 1980
Census data indicates that increases in the relative return to education
were largely responsible for…