1. A. Alesina, R. Baqir, and W. Easterly (2001 ), Public goods and ethnic divisions, NBER Working Paper no. 6009, Cambridge, MA: NBER.
2. Fighting Poverty in the US and Europe
3. K. Banting, K. Banting, G. Hoberg, and R. Simeon (1997 ), The social policy divide: the welfare state in Canada and the United States. In , Degrees of Freedom: Canada and the United States in a Changing World , Montreal: McGill-Queen's University Press, pp. 267 309 .
4. Multiculturalism and the Welfare State