In this paper we contrast the impact of the income gap between formal and informal sector on Mexico's income inequality to alternative explanations. Unlike previous studies we take a time series approach to analyze the determinants of income inequality for the period 1987-1999. We find that an...

Mexican wage inequality rose following Mexico's accession to the General Agreement on Tariffs and Trade/World Trade Organization in 1986. Since the mid-1990s, however, wage inequality has been falling. Since most trade models suggest that output prices can affect factor prices, this paper...