
http://www.oliverwyman.com/content/dam/oliver-wyman/v2/publications/2018/march/Oliver-Wyman_Clifford-Chance-The-Red-Tape-Cost-of-Brexit.pdf

https://www.opendemocracy.net/uk/anthony-barnett/englishman-scotswoman-and-irishman-talk-about-brexit?utm_source=Daily+Newsletter&utm_campaign=d6dd65c541-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-d6dd65c541-407405485

https://www.project-syndicate.org/commentary/uk-brexit-negotiation-strategy-by-ngaire-woods-2017-06?utm_source=Project+Syndicate+Newsletter&utm_campaign=b55b742433-sunday_newsletter_11_6_2017&utm_medium=email&utm_term=0_73bad5b7d8-b55b742433-105765449