http://www.resolutionfoundation.org/app/uploads/2017/01/Audit-2017.pdf
https://www.sachverstaendigenrat-wirtschaft.de/fileadmin/dateiablage/Expertisen/Staatsverschuldung_wirksam_begrenzen.pdf
https://www.brookings.edu/blog/up-front/2023/01/25/how-worried-should-we-be-if-the-debt-ceiling-isnt-lifted/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=243260050&utm_source=hs_email
https://ukandeu.ac.uk/wp-content/uploads/2020/10/UK-internal-Market-Bill-devolution-and-the-union.pdf