@TechReport{CEPII:2015-07,
author={Maria Bas and Thierry Mayer and Mathias Thoenig},
title={From Micro to Macro: Demand, Supply, and Heterogeneity in the Trade Elasticity},
year=2015,
month=June,
institution={CEPII},
type={Working Papers},
url={http://www.cepii.fr/CEPII/en/publications/wp/abstract.asp?NoDoc=8065},
number={2015-07},
}