This article examines the link between restrictions on the number of physicians and general practitioners' (GPs) earnings. Using a representative panel of 6016 French self-employed GPs over the years 1983-2004, we estimate an earnings function to identify experience, time and cohort effects. The...

Recent consolidation in agriculture has shifted production toward fewer but larger farms, reshaping business relationships between farmers, processors, input suppliers, and local communities. We analyze growth and diversification of U.S. corn, wheat, apple, and beef, farms by examining...

As the extent of disability increases in society, there is an increasing need to understand related consequences in many aspects of social inclusion. In this paper, we provide a rigorous analysis of the transitions into and out of disability and the related consequences for employment. We...