@TechReport{CEPII:2015-13,
author={Victor Ginsburgh and Jacques Melitz and Farid Toubal},
title={Foreign Language Learning: An Econometric Analysis},
year=2015,
month=July,
institution={CEPII},
type={Working Papers},
url={https://www.cepii.fr/CEPII/en/publications/wp/abstract.asp?NoDoc=8151},
number={2015-13},
}