@TechReport{CEPII:2003-02,
author={Pierre-Philippe Combes and Miren Lafourcade and Thierry Mayer},
title={Can Business and Social Networks Explain the Border Effect Puzzle?},
year=2003,
month=January,
institution={CEPII},
type={Working Papers},
url={https://www.cepii.fr/CEPII/en/publications/wp/abstract.asp?NoDoc=162},
number={2003-02},
abstract={},
keywords={Border effects ; Gravity model ; Simulation ; International trade ; International integration}
}