 Hyperinflation often ends when a civil conflict ends with one side winning.Although wage and price controls are sometimes used to control or prevent inflation, no episode of hyperinflation has been ended by the use of price controls alone, because price controls that force merchants to sell at prices far below their restocking costs result in shortages that cause prices to rise still further.Nobel prize winner Milton Friedman said "We economists don't know much, but we do know how to create a shortage.