We develop a two sector competitive equilibrium model that rationalizes the gender pay gap by the coexistence of two mechanisms: a statistical discrimination mechanism linked to a stereotype belief in which women engage in child-rearing activities while men do not and a self-selection mechanism...

Polarization seems to be a more accurate concept for the explanation of the emergence of social conflicts than that of inequality. This paper succinctly presents both concepts and summarizes the theory and index of economic polarization developed by Esteban and Ray within its...