We document changes in income and earnings inequality in the five Central American countries from the early 1990s to 2009. In the 1990s Costa Rica had the most equal distribution of income in Central America, and one of the most equal distributions of income in Latin America. At the other...

In August 2010 the Costa Rican government implemented a comprehensive program to increase compliance with legal minimum wages, the Campaign for Minimum Wages. To evaluate the impact of the Campaign, we use a regression discontinuity approach, which compares what happened to workers who before...

This paper examines the earnings premiums associated with different types of employment in 73 countries. Workers are divided into four categories: Non-professional own-account workers, employers and own-account professionals, informal wage employees, and formal wage employees. Approximately half...