the need for inflation is a widespread belief, not a fact. Of course people would still spend their coins. How would they buy services otherwise? what monetarists do not understand is that if you could save money, that would free many resources now used to hedge against inflation, and they would be available to better use and cheaply. Furthermore we all would be inflation-protected, and not just the rich who can afford to do investment. Furthermore deflation revalue your salary, and you should not be fighting with your boss for a payment increase, but he would have to give that fight you to decrease it. We wouldn't have an economy based on the ever growing, ever spending