https://www.taxobservatory.eu//www-site/uploads/2023/10/global_tax_evasion_report_24.pdf
https://www.socialeurope.eu/sweden-achievements-uncertainty
https://www.linkiesta.it/2020/05/macron-merkel-piano-iniziativa-500-miliardi/
https://www.corriere.it/esteri/20_aprile_05/fondo-la-rinascita-f591fe90-775d-11ea-9a9a-6cb2a51f0129.shtml