https://www.omfif.org/analysis/commentary/2017/june/uk-risks-falling-behind-europe/
http://cep.lse.ac.uk/pubs/download/brexit11.pdf
https://www.socialeurope.eu/becoming-like-germany-hurdles-and-dilemmas
https://www.brookings.edu/wp-content/uploads/2018/04/es_20180416_digitalcurrencies.pdf