Cameron, S. V., & Heckman, J. J. (1998). Life cycle schooling and dynamic selection bias: Models and evidence for five cohorts of American males. National Bureau of Economic Research.
Chicago Style (17th ed.) CitationCameron, Stephen V., and James J. Heckman. Life Cycle Schooling and Dynamic Selection Bias: Models and Evidence for Five Cohorts of American Males. Cambridge: National Bureau of Economic Research, 1998.
MLA (9th ed.) CitationCameron, Stephen V., and James J. Heckman. Life Cycle Schooling and Dynamic Selection Bias: Models and Evidence for Five Cohorts of American Males. National Bureau of Economic Research, 1998.
Warning: These citations may not always be 100% accurate.