Noun
money economy (plural money economies)
(economics) A stage or system in an economy in which lawful money replaces barter in the exchange of goods.
The metropolis has always been the seat of the money economy. Georg Simmel
Europeans were anxious to acquire gold in Africa because there was a pressing need for gold coin within the growing capitalist money economy. Walter Rodney
Money, amazingly, is losing its power... Our economy is rapidly changing from a money economy to a satisfaction economy. Martin Seligman