Notes, Comments and Preliminary results Jul 17 2016 Paolo Bertoletti   Monopolistic Marginal Cost Pricing   Abstract  Contact Information  Citation  Full Text  -  Note   Mar 06 2014 Paolo Bertoletti and Federico Etro   Pricing to market in the Krugman model   Abstract  Contact Information  Citation  Full Text  -  Note   Nov 24 2009 Paolo Bertoletti   On the output criterion for price discrimination   Abstract  Contact Information  Citation  Full Text  -  Note