In this study we reconsider the relationship between heavy and persistent marijuana use and high school dropout status using a unique prospective panel study of over 4500 7th grade students from South Dakota who are followed up through high school. Propensity score weighting is used to adjust...

The No Child Left Behind Act of 2001 places a strong emphasis on the use of student achievement test scores to measure school performance, and, throughout the United States, school and district education reform efforts are increasingly focusing on the use of student achievement data to make...