Jaeger, David A; Page, Marianne E - In: The Review of Economics and Statistics 78 (1996) 4, pp. 733-40
Because many individuals do not complete their degrees in the standard number of years, previous estimates of diploma effects, which have been based only on an individual's years of education, are biased. Using a data set from a matched sample of the 1991 and 1992 March Current Population Survey...