Main Publications

"Television and Divorce: Evidence from Brazilian Novelas" (with A. Chong), Journal of The European Economic Association P&P, forthcoming.

"Diamonds Are Forever, Wars Are Not. Is Conflict Bad for Private Firms?" (with M. Guidolin), American Economic Review, 97(5), 1978-93, 2007.

"Descent Rules and Strategic Transfers. Evidence from Matrilineal Groups in Ghana", Journal of Development Economics, 83(2), 280-301, 2007.

"Ethnic Diversity and Economic Performance" (with A. Alesina), Journal of Economic Literature, 43(3), 762-800, 2005.

"Preferences for Redistribution in the Land of Opportunities" (with A. Alesina), Journal of Public Economics, 89(5-6), 897-931, 2005.

"Kin groups and Reciprocity: A Model of Credit Transactions in Ghana", American Economic Review, 93(5), 1730-1751, 2003.

"Self-Help Groups and Income Generation in the Informal Settlements of Nairobi", Journal of African Economies, 11(1), 61-89, 2002.

"Inequality and Group Participation: Theory and Evidence from Rural Tanzania", Journal of Public Economics, 85(2), 235-73, 2002.

"Who Trusts Others?", (with A. Alesina), Journal of Public Economics, 85(2), 207-34, 2002.

"Political Competition in Weak States" (with R.H. Bates), Economics and Politics, 13(2), 159-84, 2001.

"Participation in Heterogeneous Communities" (with A. Alesina), Quarterly Journal of Economics, August 2000, 847-904.

"TFP, Costs, and Public Infrastructure: An Equivocal Relationship" (with M. Marcellino), in M. Artis, A. Banerjee and M. Marcellino (eds), The Central and Eastern European Countries and the European Union, Cambridge University Press, 2005.

"Public Capital and Economic Performance: Evidence from Italy" (with F. Bonaglia and M. Marcellino), Giornale degli Economisti e Annali di Economia, 60(2), 1-25, 2000.

"A Political Equilibrium Approach to Trade Liberalization in Developing Countries", Journal of International Trade and Economic Development, 5(3), 287-318, 1996.

Working Papers

"Self-Help Groups and Mutual Assitance: Evidence from Kenyan Slums" (with M. Fafchamps), mimeo, 2009.

"Detecting illegal arms trade" (with S. DellaVigna), mimeo, 2008.

"Soap operas and fertility: Evidence from Brazil" (with A. Chong and S. Duryea), mimeo, 2007.

"The Economic Effects of Violent Conflict: Evidence from Asset Market Reactions" (with M. Guidolin), mimeo, 2007.

"A Generalized Index of Fractionalization" (with W. Bossert and C. D'Ambrosio), IGIER Working Paper 313, 2006.

"Racial Segregation and Public School Expenditure" (with A. Mele), CEPR Discussion Paper 5750, 2006.