https://blogs.lse.ac.uk/brexit/2019/10/23/long-read-the-makings-of-brexit-and-the-road-ahead/
https://www.sbs.strath.ac.uk/economics/fraser/20171129/GMB-Brexit-report.pdf
http://www.resolutionfoundation.org/app/uploads/2017/10/Changing-Lanes-3.pdf
https://www.dw.com/en/brexit-german-leaders-write-emotional-letter-to-britain/a-47132376