In 1997, the federal government of Mexico introduced the Programa de Educacion, Salud y Alimentacion (the Education, Health, and Nutrition Program), known by its Spanish acronym, PROGRESA, as part of its renewed effort to break the intergenerational transmission of poverty. The sample consists of panel data collected for 24,000 households from 506 localities in the seven states of Guerrero, Hidalgo, Michoacan, Puebla, Queretaro, San Luis Potosi and Veracruz. Data must be requested from the site.
