http://www.cer.org.uk/sites/default/files/insight_js_st_9.6.17.pdf
https://www.irishtimes.com/business/financial-services/brexit-shrank-uk-services-exports-by-110bn-academics-find-1.4580394
http://www.voxeurop.eu/en/2017/eu-uk-relations-5120821
https://www.brookings.edu/blog/order-from-chaos/2018/01/05/the-brexit-options-explained/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=59815275