Missing Mass and Minimum Wages: Distributional Effects of Three Minimum Wage Increases in Peru
A pre-post distributional (bunching) estimator on three Peruvian minimum-wage increases (S/750 to S/1,025, 2016–2022). Bunching ratios of 0.70–0.83, placebo ratios seven times smaller, and a 15–21 pp rise in self-employment in the affected range.