http://www.res.org.uk/view/art4Apr17Features.html
http://www.rug.nl/research/portal/files/41711829/cesifo1_wp6448.pdf
http://voxeu.org/system/files/epublication/Brexit_Beckons_VoxEU.pdf
http://sprc.info/wp-content/uploads/2012/07/Polish-Migrants-in-London-extending-the-stay.pdf
http://www.conservativehome.com/parliament/2016/04/theresa-mays-speech-on-brexit-full-text.html
https://www.gov.uk/government/speeches/eu-speech-at-bloomberg
http://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:12016P/TXT&from=EN
http://www.margaretthatcher.org/document/107332
http://www.bmwi.de/Redaktion/DE/Publikationen/Monatsbericht/schlaglichter-der-wirtschaftspolitik-05-2017.pdf?__blob=publicationFile&v=24
Towards a free and united Europe The Ventotene Manifesto, whose full title is “For ...