Li, M.; Tobias, J. L. - In: Applied Economics Letters 10 (2003) 1, pp. 43-45
This article estimates a partially linear model that permits non-linearities of unspecified form in the school quality-earnings relationship. It examines the joint effect of teacher education and pupil-teacher ratios on 1990 earnings using NLSY data. It finds some evidence of non-linearities in...