
https://www.sbs.strath.ac.uk/economics/fraser/20171129/GMB-Brexit-report.pdf

https://www.parliament.uk/documents/lords-committees/eu-select/Third-Interparliamentary-Forum-on-Brexit-statement.pdf

https://www.wto.org/english/thewto_e/whatis_e/tif_e/understanding_e.pdf