https://www.socialeurope.eu/russias-invasion-of-ukraine-a-reality-check-for-the-eu
https://feps-europe.eu/wp-content/uploads/2024/01/Progressive-Yearbook-2024.pdf
https://corporateeurope.org/en/2020/10/facebook-friends-lobby-consultants
http://www.economics-ejournal.org/economics/journalarticles/2017-18