@article{Becker1990,
author = {Becker, G.S. and Murphy, K.M. and Tamura, R.},
title= {Human capital, fertility, and economic growth},
year = {1990},
doi = {10.3386/w3414},
journal = {Journal of Political Economy},
volume = {98},
number = {5},
pages = {S12--S37},
}