https://www.taxobservatory.eu//www-site/uploads/2023/10/global_tax_evasion_report_24.pdf
https://www.ippr.org/files/2018-03/cej-our-common-wealth-march2018.pdf
http://cep.lse.ac.uk/pubs/download/brexit11.pdf
https://www.socialeurope.eu/strong-euro-stay