We study experimentally the relationship between intra-firm wage dispersion chosen by principals and workers' performance. Principals show a preference for more egalitarian wage schemes, and workers are negatively influenced by high levels of wage inequality. -- wage dispersion ; effort ;...

The purpose of this paper is to study the evolution, during the nineties, of the wage differential between men and women, and in particular the labor market discrimination. We try to analyze if in a frame of increasing openness to international trade, decreasing inflation, wage negotiation...