
https://theconversation.com/the-gig-economy-is-nothing-new-it-was-standard-practice-in-the-18th-century-81057

https://blogs.lse.ac.uk/europpblog/2021/07/23/same-legal-status-but-unequal-treatment-bureaucratic-discrimination-against-mobile-eu-citizens/

https://www.socialeurope.eu/2017/07/real-measure-inequality/