https://www.publications.parliament.uk/pa/ld201617/ldselect/ldeucom/116/116.pdf
http://www.euronews.com/2017/06/23/who-s-afraid-of-brexit?utm_source=newsletter&utm_medium=en&utm_content=who-s-afraid-of-brexit&_ope=eyJndWlkIjoiZjU3Y2JhYmUwMGUxZDFiNTUxOTU1ZDljNzExNTI1MmEifQ==
http://www.russellgroup.ac.uk/media/5521/rg-international-students-june-2017.pdf
https://www.socialeurope.eu/brexit-status-quo-ex-ante