1. Allen, I. E., & Seaman, J. (2014, January). Grade change: Tracking online education in the United States2014. Retrieved from http://www.onlinelearningsurvey.com/reports/gradechange.pdf
2. Allen, I. E., & Seaman, J. (2015, February). Grade level: Tracking online education in the United States2015. Retrieved from http://www.onlinelearningsurvey.com/reports/gradechange.pdf
3. American College Test. (2016). College student retention and graduation rates from 2000 through 2015 [Data file]. Retrieved from http://www.act.org/research/policymakers/reports/graduation.html
4. Skills, education, and the rise of earnings inequality among the “other 99 percent”
5. The Role of Application Assistance and Information in College Decisions: Results from the H&R Block Fafsa Experiment*