https://www.elibrary.imf.org/view/books/082/465808-9781513595603-en/ch002.xml
https://ecipe.org/wp-content/uploads/2020/10/ECI_20_OccPaper_07_2020_Ex-ante_Regulations_LY06.pdf
https://www.sra.org.uk/pdfcentre/?type=Id&data=1772866600
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