publicaciones seleccionadas artículo Heterogeneity and the Formation of Risk-sharing Coalitions 2015 Conspicuous Consumption and Social Segmentation 2003 Inequality and Club Formation 2003 Inégalités, mobilité sociale et croissance 2002 Conspicuous Consumption, Social Status and Clubs 2001 documento de trabajo Heterogeneity and the Formation of Risk-Sharing Coalitions 2011-09 Risk and Endogenous Formation of Risk-Sharing Coalitions 2009-09 Risk Endogenous Formation of Risk-Sharing Coalitions 2009-06 Inequality and Growth Clubs 2005-03 Inequality and Club Formation 2000