data descriptions intending to be sufficient to outline requirements but not specifications
base game setup 100 accounts in currency of general acceptance, representing typical national currency initial balance of 100 for all accounts event generation random selection of payer and payee
amount of transfer = random % of payer's current balance batches of 100 events with snapshots of balances / trading
first variant - subset(s) with other currencies for 10 (of 100) accounts every event between those 10 is recorded in their common currency - same form and initial condition as general second variant - boom and/or bust in the general currency sufficient that some accounts are set to increase / diminish (or cease) their spending / earning 3rd variant - second currency accounts all start at zero