https://www.socialeurope.eu/2017/06/democracy-must-prevail-always/
https://www.icij.org/inside-icij/2024/04/how-investment-firms-shield-the-ultra-wealthy-from-the-irs/
https://www.transparency.de/fileadmin/Redaktion/Publikationen/2022/Transparency_2022_Report_OnYourMarksSetStop.pdf