https://www.socialeurope.eu/structural-reforms-labour-markets-impair-innovation
https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef20001en.pdf
http://blog.arbeit-wirtschaft.at/mindestlohn-zufriedenere-beschaeftigte/
https://ec.europa.eu/social/main.jsp?catId=738&langId=en&pubId=8553