We provide the most comprehensive description of student segregation in the Portuguese public school system to date, a system that exhibits interesting institutional features potentially linked with the student segregation issue (e.g. school catchment areas, course tracking, and almost no...

Being the youngest in a cohort entails many penalties. Using administrativedata of every public-school student in Portugal, we show that although performancegains from being 1-year older fade quickly from primary education to high school,age-related penalties persist through a combination of...