https://eur-lex.europa.eu/eli/dir/2019/1152/oj
https://www.supremecourt.gov/opinions/20pdf/20-197_5ie6.pdf
https://www.cipd.co.uk/knowledge/work/trends/labour-market-outlook
https://curia.europa.eu/jcms/upload/docs/application/pdf/2020-04/cp200040en.pdf