
https://www.nber.org/system/files/working_papers/w30028/w30028.pdf

https://www.economiesuisse.ch/sites/default/files/publications/swisscode_e_web.pdf

https://www.occrp.org/en/the-fincen-files/european-regulators-failed-to-spot-suspicious-money-flooding-through-latvias-banks