https://socialeurope.eu/switzerland-defending-workers-rights
https://blogs.lse.ac.uk/europpblog/2021/07/23/same-legal-status-but-unequal-treatment-bureaucratic-discrimination-against-mobile-eu-citizens/
https://www.bankofengland.co.uk/-/media/boe/files/speech/2018/slides-for-mark-carney-speech-at-public-policy-forum-toronto.pdf?la=en&hash=5F46D0A1D150B85A231ADA4DBCAE019B70302404
https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef1663en.pdf