Reorganizing primary school grade spans is a tractable and relatively inexpensive school reform. However, assessing the effects of reorganization requires also examining other organizational changes that may accompany grade span reforms. Using data on New York City public schools from 1996 to 2002 and exploiting within-school variations, we…

Public schools across the United States are educating an increasing number and diversity of immigrant students. Unfortunately, little is known about their performance relative to native-born students and the extent to which the "nativity gap" might be explained by school and demographic characteristics. This article takes a step toward…