http://www.britishchambers.org.uk/Workforce%20Survey%202017%20-%20Skills%20shortages.pdf
http://www.bsa.natcen.ac.uk/latest-report/british-social-attitudes-34/key-findings/context.aspx?_ga=2.25464057.552181158.1498632950-1412959047.1496247036
https://rusi.org/sites/default/files/briefingpaper-france-uk-2017.pdf
http://The European Social Pillar – Towards An EU Minimum Wage Policy?