School segregation by socio-economic background is a feature of most education systems and impacts negatively on educational outcomes for poor children. Evidence on this issue is lacking for the Sp...

中文翻译：

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安达卢西亚公立和半私立小学的学校隔离

按社会经济背景划分的学校隔离是大多数教育系统的一个特征，对贫困儿童的教育成果产生负面影响。Sp... 缺乏关于这个问题的证据