This paper provides evidence on the sources of differences in inequality in educational scores and their evolution over time in four European countries. Using Programme for International Student Assessment data from the 2000 and the 2006 waves, the paper shows that inequality decreased in Germany and Spain (two "decentralised" schooling…

This paper aims to analyze the effects of certain characteristics of the educational systems on the social composition of schools. After accounting for significant effects of schools' social composition on student outcomes (this is confirmed on the basis of a multilevel analysis), we explore the impacts of distinct components of what we name…