Campbell, H.F. - In: International Journal of Education Economics and Development 1 (2009) 2, pp. 156-165
value of an additional year of schooling. Regression models are used to estimate the effects of levels of education on the … earnings of skilled and unskilled workers, respectively. These models are also used to test for sex discrimination. One … conclusion is that an additional year of schooling raises labour productivity by at least 5%. …