Hostility towards minorities may sometimes have economic rather than racial motives. Labour market fears, or concerns about the welfare system, are often believed to manifest themselves in hostile attitudes towards population groups that are considered to be competitors for these resources. The...

Economists are often puzzled by the stronger public opposition to immigration than trade, since the two policies have similar effects on wages. Unlike trade, however, immigration can alter the composition of the local population, imposing potential externalities on natives. While previous...