
https://www.santandercb.co.uk/sites/default/files/documents/trade_barometer_spring_2022.pdf

http://fedtrust.co.uk/the-2017-general-election-a-mandate-for-brexit/

https://www.instituteforgovernment.org.uk/sites/default/files/publications/IfG_Brexit_Euro_Court_Justice_WEB.pdf