Arias, Omar; Sosa-Escudero, Walter; Hallock, Kevin F. - In: Empirical Economics 26 (2001) 1, pp. 7-40
Considerable effort has been exercised in estimating mean returns to education while carefully considering biases arising from unmeasured ability and measurement error. Recent work has investigated whether there are variations from the "mean" return to education across the population with mixed...
