http://www.resolutionfoundation.org/app/uploads/2017/01/Audit-2017.pdf
https://www.economiesuisse.ch/de/artikel/globale-umverteilung-der-firmensteuern-mit-fragezeichen
https://economy2030.resolutionfoundation.org/wp-content/uploads/2023/12/Ending-stagnation-final-report.pdf