Wage Income Distribution in Mexico: A Nonparametric Approach

This paper offers an analysis of wage income inequality for Mexico and some insights about welfareimprovements several categories workers. We analyze real distributions at differentpoints time, using mainly nonparametric techniques. Kernel densities smoothing techniques areused to changes in the distribution wages labor supply first quarters 2010 and2020. also use stochastic dominance observe welfare improvements each category ofworkers Wasserstein distance confirm inequality. Our main results showthat overall decreased, though change is small that improvedare those traditionally considered informal low human capital workers, such as youngpeople, workers with only elementary education manufacturing or agricultural The welfareof these groups improved during same period, yet gains are negative highlyeducated experienced a high level capital, including unionized governmentor health sector Intra-group became more unequal workers.The contradict technological-bias found initial years free trade andmarket reforms 1980s 1990s.Keywords: Wage inequality, change, gainsJEL classification: J31, J24 O33