https://www.socialeurope.eu/2017/05/europe-en-marche/
http://www.bankofengland.co.uk/publications/Documents/speeches/2017/speech992.pdf
https://www.occrp.org/en/daily/12149-denmark-will-not-give-aid-to-companies-registered-in-tax-havens
https://gabriel-zucman.eu/files/TWZ2020b.pdf