https://www.brookings.edu/wp-content/uploads/2018/04/es_20180416_digitalcurrencies.pdf
https://www.piie.com/blogs/realtime-economics/global-minimum-corporate-tax-will-not-end-forces-drive-tax-competition?utm_source=update-newsletter&utm_medium=email&utm_campaign=piie-insider
https://ukandeu.ac.uk/the-debt-brake-and-germanys-international-competitiveness/
http://ec.europa.eu/epsc/sites/epsc/files/epsc_europe_is_back_trends_jan.pdf