
https://www.brookings.edu/wp-content/uploads/2023/03/20230504_TPC_Gale_FiscalOutlookUPDATE.pdf

https://www.socialeurope.eu/2017/06/ten-thoughts-treaty-democratizing-euro-area-t-dem/

https://www.bancaditalia.it/pubblicazioni/interventi-governatore/integov2022/Visco_09092022.pdf