Gold also restrains the boom and the bust in a boom and bust cycle by limiting the money supply, and therefore, restricts the amount of artificial credit that can be created... without some limit on the money supply, artificial credit has a way of growing unsustainably during boom times and then disappearing overnight during the bust, causing a crippling blow to the economy....
By the way, the reason why the Fed was even established was in order to eliminate boom and bust cycles, yet they continue to happen regardless of any quan ative easing or interest rate slashing by the Fed.... seems to me that central banking has failed to bring about the economic stability they were expected to create....