Dirty money is often a by-product or a symptom of political corruption in the jurisdictions in which it originates. It can also spread corruption and erode democracy on its journey to its final destination. This typically involves multiple jurisdictions and is the reason why it is so hard to...

Over millennia, mankind has used hard cash in various forms ranging from shells to gold coins and paper. More recently, cash has become unpopular in political circles, as it effectively restricts states’ power to tax (explicitly or via negative interest rates) or to survey and potentially...