Second-generation studies of wage determination are based on the observation that wages of employed workers are a biased sample of the true population values because of selectivity, and a well-known two-stage method to correct for selectivity bias has been proposed by Heckman (1976). The basic...

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Using the Panel Study of Income Dynamics, we test the proposition that interaction between education and socioeconomic status (SES) has a negative impact on earnings. Contrary to findings by Papanicolaou and Psacharopoulos for the United Kingdom, no ...