http://www.overeducation.org

https://collegescorecard.ed.gov

https://www.newyorkfed.org/medialibrary/media/research/current_issues/ci20-1.pdf

https://newrepublic.com/article/124943/america-overeducation-problem

https://en.wikipedia.org/wiki/Richard_Vedder

http://centerforcollegeaffordability.org/about/contact-us/

http://centerforcollegeaffordability.org/uploads/CCAP-Thirty-six-steps-online.pdf

http://www.nber.org/papers/w20167.pdf?new_window=1

Bryan Caplan?