https://www.theguardian.com/politics/2017/sep/04/uk-trade-deals-after-brexit-theresa-may-eu
http://www.britishchambers.org.uk/press-office/press-releases/bcc-no-deal-not-an-option-for-business-communities.html
https://www.brookings.edu/blog/brookings-now/2017/08/17/nafta-renegotiation-separating-fact-from-fiction/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=55437725
https://publications.parliament.uk/pa/cm201719/cmselect/cmhaff/421/421.pdf