https://www.socialeurope.eu/developing-tax-rules-for-a-globalised-world
https://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=COM:2020:825:FIN&from=en
https://www.propublica.org/article/we-dont-talk-about-leonard-leo-supreme-court-supermajority
https://ec.europa.eu/info/sites/info/files/2019-efb-annual-report_en.pdf