https://frictions.co/english/linsoutenable-legerete-du-labeur/working-ourselves-clean/
http://www.oxfordmartin.ox.ac.uk/downloads/academic/technology-globalisation-future-of-work_Mar2015.pdf
https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef18037en.pdf
https://www.etui.org/content/download/36365/365328/file/WP+2019+07-wages-ST-WEB.pdf