
https://www.linkiesta.it/2020/05/macron-merkel-piano-iniziativa-500-miliardi/

https://www.ccomptes.fr/system/files/2019-07/20190716-rapport-regimes-speciaux-retraite.pdf

https://www.brookings.edu/wp-content/uploads/2024/03/3_Arslanalp-et-al_unembargoed.pdf