http://library.fes.de/pdf-files/id/ipa/13354.pdf
https://www.brookings.edu/blog/order-from-chaos/2018/07/31/its-time-for-the-united-states-and-europe-to-face-the-politics-of-cultural-displacement/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=64909281
http://www.resolutionfoundation.org/app/uploads/2018/02/IC-international.pdf
https://www.ajot.com/news/the-brexit-checklist-where-the-u.k.-and-eu-currently-stand