https://www.brookings.edu/wp-content/uploads/2018/04/es_20180416_digitalcurrencies.pdf
https://reclaimfinance.org/site/wp-content/uploads/2020/05/Rapport-Quantitative-easing-le-sale-secret-de-la-BCE-RF.pdf
http://www.globalbusinessoutlook.com/germanys-government-still-has-an-allergy-to-investing/