https://www.socialeurope.eu/germany-bows-to-keynes-again
https://files.taxfoundation.org/20211014170634/International-Tax-Competitiveness-Index-2021.pdf
https://feps-europe.eu/wp-content/uploads/2023/11/PP23_WEB.pdf
https://www.economiesuisse.ch/de/artikel/ohne-schuldenbremse-droht-die-schuldenspirale