
https://blog.bestforbritain.org/index.php/blog/polling-shows-no-brexit-definitely-better-bad-brexit/

https://ec.europa.eu/commission/presscorner/api/files/attachment/867751/NA0620220ENN_002.pdf

https://www.publications.parliament.uk/pa/cm201617/cmselect/cmbeis/909/909.pdf