• "The Impact of European Settlement within French West Africa: Did Pre-colonial Prosperous Areas Fall Behind?" Journal of African Economies , vol.20, N°2, March 2011
  • "Voter Turnout and Fiscal Policy" , (with Godefroy Raphael), Working paper 2011
  • "Runner-up patents: is monopoly inevitable?" Scandinavian Journal of Economics , vol.112, N°2 2010
  • "The informational role of supermajorities" Journal of Public Economics , N°92 2008
  • "Prison Conditions and Recidivism" , (with F. Drago and P. Vertova), American Law and Economics Review , vol.13, N°1 2011
  • "How Laws Affect Behavior: Obligations, Incentives and Coopeative Behavior" , (with Pietro Vertova), Working Paper Series 2010
  • "Indirect Effects of a Policy Altering Criminal Behavior: Evidence from the Italian Prison Experiment." , (with F. Drago), American Economic Journal: Applied Economics , forthcoming 2012
  • "Crime in Europe and US:  Dissecting the Reversal of Misfurtunes" , (with P. Buonanno, F. Drago, and G. Zanella), Economic Policy , Issue 67 2011
  • "The Deterrent Effects of Prison Evidence from a Natural Experiment" , (with F. Drago and P. Vertova), Journal of Political Economy , vol.117, N°2 2009
  • "Risk, Cooperation and the Economic origins of social Trust: an empirical Investigation" Working Paper Series 2010