
https://www.gov.uk/government/news/programme-for-fourth-round-of-uk-eu-article-50-negotiations

http://www.resolutionfoundation.org/app/uploads/2017/10/Changing-Lanes-3.pdf

https://ec.europa.eu/commission/commissioners/2014-2019/andriukaitis/blog/likening-eu-ussr-not-unreasonable_en