The effects of market and policy reforms on poverty and inequality in Latin America have been of considerable concern. The region continues to have relatively great income inequalities. Two different societies with the same income distribution may have different levels of social welfare because...

We estimate the effect of class size on student performance in 18 countries, combining school fixed effects and instrumental variables to identify random class-size variation between two adjacent grades within individual schools. Conventional estimates of class-size effects are shown to be...

This paper examines the effects of class size on the decision to stay on in full time schooling at the age of 16 and on wages at later stages in life. Little research exists on the effect of school quality on career decisions, although it has potentially important long term implications. We use...