https://ec.europa.eu/commission/sites/beta-political/files/draft_withdrawal_agreement.pdf
https://publications.parliament.uk/pa/bills/cbill/2019-2020/0007/20007.pdf
http://www.britishchambers.org.uk/Workforce%20Survey%202017%20-%20Skills%20shortages.pdf
https://blogs.sussex.ac.uk/uktpo/2017/09/01/the-eu-regulatory-magnet/