Effects of sex preference on investments in children`s human capital, bequests and fertility are studied, with and without sex selection, in a model based on parental altruism. Both pure sex preference, a feature of the parental utility function, and indirect preference, which arises from...

This paper empirically estimates the returns to education using twins data that the authors collected from urban China. Our ordinary least-squares estimate shows that one year of schooling increases an individual¡¦s earnings by 8.4 percent. However, once we use the within-twin-pair fixed...

The paper examines the international inequality and convergence of educational attainment from 1960 to 1990. Despite the increasing trend in educational attainment, the gap in educational attainment between the developing countries and developed countries and that between males and females...