http://voxeu.org/system/files/epublication/Brexit_Beckons_VoxEU.pdf
https://www.opendemocracy.net/anthony-barnett/why-brexit-won-t-work-eu-is-about-regulation-not-sovereignty?utm_source=Daily+Newsletter&utm_campaign=84fcef5dd0-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-84fcef5dd0-407405485
https://www.instituteforgovernment.org.uk/sites/default/files/publications/5704%20IFG%20-%20Frictionless%20Trade%20Web.pdf
https://voxeu.org/system/files/epublication/Economics%20of%20Brexit.pdf