@TechReport{CEPII:2014-20,
author={Nicolas Depetris-Chauvin and Guido Porto},
title={Agricultural Supply Chains and Farmers Constraints: Welfare Impacts in ECOWAS Countries},
year=2014,
month=December,
institution={CEPII},
type={Working Papers},
url={http://www.cepii.fr/CEPII/fr/publications/wp/abstract.asp?NoDoc=7376},
number={2014-20},
}