https://www.ilo.org/wcmsp5/groups/public/—ed_norm/—relconf/documents/meetingdocument/wcms_624037.pdf
https://www.brookings.edu/blog/future-development/2018/01/08/a-new-years-resolution-to-address-wage-inequality-in-firms/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=59882754
https://www.socialeurope.eu/2017/06/strange-non-death-almps/
http://library.fes.de/pdf-files/dialog/13464.pdf