the Bitcoin system has created money that is substantially different:St.L Fed
A contender is Bitcoin or some other cryptocurrency: St. Louis Fed
Commercial bank deposits are virtual money: St. Louis Fed.
Central bank electronic money is also virtual money: St. Louis Fed
Cash has many advantages, but its end might be near: St Louis Fed.
You know low-carb is working when strawberries taste too sweet...
How much would that make a world currency worth?
BTC, BCH, XRP, XLM, ADA !
It is safely in the $ billions
Nobody knows how much was spent launching the Euro single currency.
With, without.
And who'll deny it's what the fighting's all about?