https://files.taxfoundation.org/20221013150933/International-Tax-Competitiveness-Index-2022.pdf
http://www.imf.org/en/News/Articles/2017/05/15/mcs05152017-Germany-Staff-Concluding-Statement-of-the-2017-Article-IV-Mission
http://www.bankofengland.co.uk/publications/Documents/speeches/2017/speech1001.pdf