(Phys.org) —As Mexico and other Latin American countries wrestle with improving the quality of education for primary school students, economists at the University of California, Riverside have found that extending the length of the school year in the region will do little to improve student performance on standardized tests. Such policies also have the unintended result of widening the achievement gap between students in impoverished communities and those who attend more affluent schools, the researchers also found.
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