
https://blogs.lse.ac.uk/brexit/2020/03/09/brexit-is-a-policy-fiasco-were-voters-deceived-during-the-referendum/

http://www.imf.org/en/News/Articles/2017/05/12/ms051217-ireland-staff-concluding-statement-of-the-2017-article-iv-consultation

https://www.nao.org.uk/wp-content/uploads/2018/10/The-UK-border-preparedness-for-EU-exit.pdf