1. Angrist, J. & Lavy, V. (2003). The effect of high school matriculation awards: Evidence from randomized trials, NBER Working paper #9389.
2. Judging school discipline: The crisis of moral authority in American schools;Arum,2003
3. Lawsuits drain school dollars;Ave,2004
4. Debate on black students rages;Banks,2002
5. Order in the classroom: Violence, discipline and student achievement;Barton,1998