4Becker, Gary S. " Human Capital. " New York: Columbia University Press. 1993.
5Belzil, Christian and Hansen, Jorgen. " Earnings Dispersion, Risk Aversion and Education. " Discussion Paper No. 513, June 2002.
6Buchel, Felix and Pollmann - Schult, Matthias. "Overeducation and Skill Endowments, the Role of School Achievement and Vocational Training Quality. " Discussion Paper No. 337, August 2001.
7Meer, P H van der: "Overschooling and unemployment. " No.02D60 in Research Report from University of Groningen, Research Institute SOM.
8Muysken, Joan and Weel, Bas, ter: "Overoducation, Job Competition and Unemployment. " Presented at the European Association of Labor Economists Annual Conference, 1999, Regvnsberg, Germany, 23 - 26 September.
