Moretti, Enrico - In: Handbook of regional and urban economics : volume 4, …, (pp. 2243-2291). 2004
known about the private return to education, much less is known about the more important question of what happens to … of human capital can benefit society in ways that are not fully reflected in the private return of education. Human … capital spillovers can in theory increase aggregate productivity over and above the direct effect of human capital on …