https://www.brookings.edu/wp-content/uploads/2020/03/Del-Negro-et-al-Conference-Draft.pdf
http://www.ilo.org/wcmsp5/groups/public/—dgreports/—dcomm/—publ/documents/publication/wcms_537982.pdf
https://www.socialeurope.eu/structural-reforms-labour-markets-impair-innovation
https://trade.ec.europa.eu/doclib/docs/2021/july/tradoc_159709.pdf