This paper develops and estimates a human capital model of wage growth based on learning by doing. Learning by doing rates are assumed to be heterogeneous and firms offer different career structures in terms of the rate of acquisition of firm specific human capital. The model is estimated using...

This paper investigates the human capital investments of migrants whose duration in the host country is limited, either by contract or by their own choice. The first part of the paper develops a model, distinguishing between migrants who immigrate on a fixed contract, and migrants who choose...

This paper analyses the determinants of language abilities of migrant workers and the impact of language proficiency on their earnings position. The analysis is based on data for West Germany. The first part presents an ordered probit analysis of the determinants of German speaking and writing...

This paper examines how economic stratification affects inequality and growth over time. It studies economies where heterogenous agents interact through local public goods or externalities (school funding, neighbourhood effects) and economy-wide linkages (complementary skills, knowledge...

The distribution of human capital and income lies at the center of a nexus of forces that shape a country’s economic, institutional and technological structure. I develop here a unified model to analyse these interactions and their growth consequences. Five main issues are addressed. First, I...

This paper develops a simple model of human capital accumulation and community formation by heterogeneous families, which provides an integrated framework for analysing the local determinants of inequality and growth. Five main conclusions emerge. First, minor differences in education...