1. Grievance arbitration in the United States; an analysis of its functions and effects, by J. Stieber.--2. Compulsory arbitration in Britain: the work of the Industrial Disputes Tribunal, by W. E. J. McCarthy.--3. Check-off agreements in Britain: a study of their growth and functions, by A. I....

"This paper examines the welfare implications associated with different degrees of diversity or similarity between migrants and natives under both migration and trade. We use a general equilibrium model of migration, human capital and social capital and find that there are three equilibrium...