https://www.resolutionfoundation.org/app/uploads/2019/11/Feel-poor-work-more.pdf
https://knowledge.wharton.upenn.edu/article/will-the-2-trillion-coronavirus-relief-package-be-enough/?utm_source=kw_newsletter&utm_medium=email&utm_campaign=2020-03-31
http://economics.mit.edu/files/12979
https://www.etui.org/content/download/36217/363575/file/F-B_07_EN_WEB.pdf