https://www.socialeurope.eu/2017/06/oecd-joined-campaign-higher-wages/
http://www.macrosocialreport.co.za/wp-content/uploads/2023/05/Macro-Social-Report-2023-ONLINE-VERSION-24-MAY-002_.pdf
http://The European Social Pillar – Towards An EU Minimum Wage Policy?
http://www.inegalites.fr/spip.php?page=analyse&id_article=2289&id_rubrique=64&id_mot=30&id_groupe=9