@TechReport{CEPII:2022-05,
  author={Maddalena Conte and Pierre Cotterlaz and Thierry Mayer},
  title={The CEPII Gravity Database},
  year=2022,
  month=July,
  institution={CEPII},
  type={Working Papers},
  url={https://www.cepii.fr/CEPII/en/publications/wp/abstract.asp?NoDoc=13432},
  number={2022-05},
  
}