https://www.boeckler.de/fpdf/HBS-008373/p_wsi_report_77e_2022.pdf
https://pubs.aeaweb.org/doi/pdfplus/10.1257/jep.38.3.89
https://www.socialeurope.eu/fears-and-hopes-around-future-minimum-wages
https://static1.squarespace.com/static/5afc0bbbf79392ced8b73dbf/t/5b07d7ce1ae6cf2a4178f587/1527240672975/SGC_Full_Report.pdf