Research conducted by Sarah Cohodes on Massachusetts charter schools shows that "charter schools in urban areas, including Boston, do a great job boosting test scores, and the ones outside of those urban areas, tended to have no impact on test...
Abstract: The challenges facing K-12 public education systems in Michigan and throughout the U.S. are formidable, and seem to grow more complex by the day. Issues related to globalization, federal oversight through the No Child Left Behind law, unfunded state mandates, aging infrastructure, and many more, are putting pressure on K-12 public school systems even while calls to improve student achievement and public education accountability grow from all quarters.