Add to ORKGAmong the major properties of a money are that it can serve as (1) a numeraire, (2) a means of exchange, (3) a store of value, and (4) a source of liquidity. Among the lesser properties are that it should be easy to transport and identify, it should be durable, easily divisible, hard to counterfeit and easy to store. A possibly desirable property is that it is an anonymous “bearer instrument,” but the price of anonymity is that it is hard to recover if it is stolen. A personal check which is bank money can be stopped and is more personal than a $100 bill. The properties of a money are systemic and strategic and are most naturally formalized by means of strategic market games. Here we concentrate on the four major properties noted above and ...