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 develops a model of occupational matching where, within an
occupation, information at one job may be useful for predicting the match at
other jobs. Recent developments in the theory of superprocesses are used to
derive the optimal sampling…

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…

This paper tests the hypothesis that compulsory school attendance
laws, which typically require school attendance until a specified birthday,
induce a relationship between years of schooling and age at school entry.
Variation in school start age created by children's date…

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