A major concern among opponents to charter schools is whether these schools will serve all students. Some have raised concerns that charter schools will "push out" low-achieving students in hopes of improving the schools' academic profile while minimizing costs by educating fewer challenging students. In this article, we use data…

The literature on school absences has focused predominantly on the reasons for student truancy, or it has assessed only aggregate student absences in their effect on achievement. However, this study brings forth a new issue: the relationship between types of absences--excused versus unexcused--and school performance. With a quantitative model of…