https://committees.parliament.uk/publications/23257/documents/169721/default/
http://visual.ons.gov.uk/trading-places-uk-goods-trade-with-eu-partners/
https://pubs.aeaweb.org/doi/pdfplus/10.1257/jep.36.4.103
https://www.devcommittee.org/sites/dc/files/download/Documents/2023-03/Final_DC2023-0002%20evolution%20paper.pdf