, with the country whose sovereign currency functions as the world currency able to obtain huge international seigniorage and … international inflation tax. Second, this single world currency model is unstable. The premise behind the functioning of an … international monetary means of payment is the strong credit of currency-issuing countries, but the Triffin problem means that the …

is only a national currency, but not a world currency, some people might ask if we introduce a new global currency, the … World Calories Currency (WCC) or "Cal-Money", that currency would be less vulnerable and less crisis-prone. In this short … paper, I firstly present the 4 main criteria of a successful and widely accepted currency:1. Fair valuability & high …