@TechReport{CEPII:2026-04,
author={Lionel Fontagné and Cristina Mitaritonna and Gianluca Orefice and Gianluca Santoni},
title={Air Service Agreements, Connectivity and Emissions},
year=2026,
month=March,
institution={CEPII},
type={Working Papers},
url={https://www.cepii.fr/CEPII/en/publications/wp/abstract.asp?NoDoc=15039},
number={2026-04},
}