Banks don't print money. Federal Banks print the money, which basically means it's the government printing the money.
> If amount of money is fixed, then this problem will go away on its own.
There was a time when this in was in fact the case. It was known as The Gold Standard and it basically required governments to back up their currency with an equivalent amount of gold.
The Gold Standard ended when it was abandoned by the USA.
Basically the USA did start to print money and they didn't have the gold to backup that printing press.
> If amount of money is fixed, then this problem will go away on its own.
There was a time when this in was in fact the case. It was known as The Gold Standard and it basically required governments to back up their currency with an equivalent amount of gold.
The Gold Standard ended when it was abandoned by the USA.
Basically the USA did start to print money and they didn't have the gold to backup that printing press.