https://www.inegalites.fr/Dans-les-pays-riches-les-10-les-plus-fortunes-detiennent-la-moitie-du
https://hbr.org/2020/09/a-new-model-for-ethical-leadership
https://www.ohchr.org/Documents/Issues/Poverty/EOM_GB_16Nov2018.pdf
https://wms.flexious.be/editor/plugins/imagemanager/content/2140/PDF/2020/EU_Online_Survey_-_Preliminary_report_final-2.pdf