https://www.socialeurope.eu/brexit-status-quo-ex-ante
https://www.theguardian.com/politics/ng-interactive/2019/sep/02/a-typical-hour-in-the-life-of-the-irish-border?ncid=newsletter-ukThe%20Waugh%20Zone%20%20Mon%20Sept%202&utm_campaign=newsletter-The%20Waugh%20Zone%20%20Mon%20Sept%202
https://uk.finance.yahoo.com/news/businesss-government-lobbying-brexit-isnt-working-heres-143415309.html
https://www.gov.uk/government/speeches/pm-commons-statement-on-eu-reform-and-referendum-22-february-2016