https://www.etui.org/content/download/36365/365328/file/WP+2019+07-wages-ST-WEB.pdf
http://www.ilo.org/wcmsp5/groups/public/—dgreports/—cabinet/documents/genericdocument/wcms_371208.pdf
http://www.ilo.org/wcmsp5/groups/public/—dgreports/—dcomm/—publ/documents/publication/wcms_548950.pdf
https://www.socialeurope.eu/shareholder-value-versus-the-public-good-the-case-of-germany