id author title date pages extension mime words sentence flesch summary cache txt 7h149p30z63 Guillermo Ernesto Montt Cross National Differences in Achievement Inequality 2010 .txt text/plain 177 7 24 By analyzing the variability in achievement directly, this paper goes beyond the existing literature on inequalities in educational opportunities by analyzing total achievement inequality directly. It identifies school and institutional practices related to achievement inequality in the form of variations of opportunities to learn and the intensity of schooling. cache/7h149p30z63.txt txt/7h149p30z63.txt