https://www.transparency.org/news/feature/stopping_dirty_money_the_global_effective_o_meter
https://ec.europa.eu/info/sites/info/files/opinion_of_the_iec_on_17_06_19_en.pdf
https://www.taxjustice.uk/uploads/1/0/0/3/100363766/whats_wealth_got_to_do_with_it_.pdf
https://ec.europa.eu/info/sites/info/files/business_economy_euro/banking_and_finance/documents/200507-anti-money-laundering-terrorism-financing-action-plan-methodology_en.pdf