Research Interests: Role of special interest groups in policy formation; transmission of information in political settings; political economy of trade policy
"Protection for Sale," (with Elhanan Helpman) American Economic Review, vol. 84, no.4, September,1994.
Special Interest Politics (with Elhanan Helpman), MIT Press, 2001.
Interest Groups and Trade Policy (with Elhanan Helpman), Princeton University Press, 2002.