This paper considers the formulation, estimation, and evaluation of semiparametric multistates duration models with time-varying regressors and unobservables correlated over spells. The authors' models are applied to test a dynamic version of the neoclassical theory of fertility. Using Swedish...

This paper evaluates alternative explanations for the dramatic increase in black employment in South Carolina manufacturing that occurred in the mid-1960s. Black progress in traditionally segregated sectors of manufacturing in operation at the time Jim Crow laws were passed cannot be attributed...

The conventional approach to social programme evaluation focuses on estimating mean impacts of programmed. Yet many interesting questions regarding the political economy of programmes, the distribution of programme benefits and the option values conferred on programme participants require...

This paper investigates the relative significance of differences in cognitive skills and discrimination in explaining racial/ethnic wage gaps. We show that cognitive test scores for exams taken prior to entering the labor market are influenced by schooling. Adjusting the scores for racial/ethnic...