https://files.taxfoundation.org/20221013150933/International-Tax-Competitiveness-Index-2022.pdf
https://www.imf.org/-/media/Files/Publications/DP/2022/English/REFFSFRIEA.ashx
https://blogs.lse.ac.uk/europpblog/2022/11/25/reforming-inheritance-tax-systems-four-guiding-principles/
https://ukandeu.ac.uk/the-debt-brake-and-germanys-international-competitiveness/