@article{Schady2015,
author = {Schady, N. and Behrman, J.R. and Araujo, M.C. and Azuero, R. and Bernal, R. and Bravo, D. and López Bóo, F. and Macours, K. and Mashall, D. and Paxson, C. and Vakis, R.},
title= {Wealth gradients in early childhood cognitive development in five Latin American countries},
year = {2015},
doi = {10.3368/jhr.50.2.446},
journal = {Journal of Human Resources },
volume = {50},
number = {2},
pages = {446--463},
}