https://www.tandfonline.com/doi/full/10.1080/09692290.2022.2107043
https://www.eca.europa.eu/Lists/News/NEWS1801_16/INSR_SSM2_EN.pdf
https://www.ips-journal.eu/topics/european-integration/europe-needs-to-spend-its-money-better-7243/
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