https://www.linkiesta.it/2020/05/macron-merkel-piano-iniziativa-500-miliardi/
https://www.brookings.edu/blog/future-development/2022/06/27/targeted-legislative-tweaks-can-help-contain-the-harm-of-debt-crises/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=218267785&utm_source=hs_email
https://diem25.org/wp-content/uploads/2017/03/European-New-Deal-Complete-Policy-Paper.pdf
https://www.socialeurope.eu/2017/06/eu-fateful-year-2017/