https://www.eppo.europa.eu/sites/default/files/2023-02/EPPO_2022_Annual_Report_EN_WEB.pdf
https://www.transparency.org/news/feature/stopping_dirty_money_the_global_effective_o_meter
https://socialeurope.eu/corporate-tax-avoidance-after-the-double-irish
https://www.imf.org/-/media/Files/Publications/DP/2021/English/EMPSOUPEA.ashx