@techreport{Gary-Bobo2006,
author = {Gary-Bobo, R.J. and Prieto, A. and Picard, N.},
title= {Birth-order and sibship sex-composition effects in the study of education and earnings},
year = {2006},
publisher = {CEPR},
address = {London},
number = {CEPR Discussion paper 5514},
}