https://www.taxobservatory.eu//www-site/uploads/2023/10/global_tax_evasion_report_24.pdf
https://www.corriere.it/politica/22_novembre_18/di-maio-nuova-vita-sara-inviato-speciale-ue-golfo-persico-trattare-prezzo-petrolio-gas-0805b148-6720-11ed-b05a-06c1012dfe21.shtml
https://www.bbc.com/news/world-europe-54964858
http://www.cso.ie/en/media/csoie/newsevents/documents/reportoftheeconomicstatisticsreviewgroup/ESRG_Presentation_-_Press_Briefing.pdf