Using individual student test-score data from the School District of Philadelphia, we estimated the impact of for-profit and non-profit school management on student achievement by tracking the performance of students in math and reading from 2001 to 2006. After four years, the average student at...

On July 14, 2006, the U. S. Department of Education's National Center for Education Statistics (NCES) released a study that compared the performance in reading and math of 4th and 8th-graders attending private and public schools. Using information from a nationwide, representative sample of...