publicaciones seleccionadas artículo Cooperativeness and Competitiveness in Children 2015 Gender and Cooperation in Children: Experiments in Colombia and Sweden 2014 Gender Differences in Competitiveness and Risk Taking: Comparing Children in Colombia and Sweden 2012 documento de trabajo Cooperativeness and Competitiveness in Children 2015-03 Gender and Cooperation in Children: Experiments in Colombia and Sweden 2012-07 Gender Differences in Competitiveness and Risk Taking: Comparing Children in Colombia and Sweden 2010-11