
https://www.gov.uk/government/speeches/eu-speech-at-bloomberg

https://blogs.lse.ac.uk/brexit/2021/02/04/indyref2-scottish-independence-would-be-2-3-times-more-costly-than-that-of-brexit-and-rejoining-the-eu-wouldnt-make-up-the-difference/

http://www.voxeurop.eu/en/2017/eu-uk-relations-5120821