http://bruegel.org/2015/05/corruptionomics-in-italy/
https://www.occrp.org/en/investigations/how-a-belgian-aristocrat-under-investigation-for-money-laundering-moved-millions-into-colombia
https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef19041en.pdf