@TechReport{CEPII:2013-06,
author={Lionel Fontagné and Gianluca Orefice and Roberta Piermartini and Nadia Rocha},
title={Product Standards and Margins of Trade: Firm Level Evidence},
year=2013,
month=February,
institution={CEPII},
type={Working Papers},
url={http://www.cepii.fr/CEPII/fr/publications/wp/abstract.asp?NoDoc=5749},
number={2013-06},
}