1. Doctoral student attrition and persistence: A meta–synthesis of research;Bair,2004
2. Is the finish line in sight? financial aid's impact on retention and graduation;Bettinger,2004
3. Does cheaper mean better? the impact of using adjunct instructors on student outcomes;Bettinger;Review of Economics and Statistics,2010
4. Do college instructors matter: The effects of adjuncts and graduate assistants on students’ interests and success;Bettinger,2004
5. The increasing use of adjunct instructors at public institutions: Are we hurting students?;Bettinger,2006