Gresham's Law Clarified
Gresham’s Law is frequently oversimplified as “bad money drives good money out of circulation.” This phenomenon has been observed in history whenever debasement of coins has occurred. In such cases, people choose to collect coins with the greater precious metal content and spend the debased coins. Over time, the ‘good’ money, the coins with more precious metal in them, get driven out of circulation by ‘bad’ money, the debased coins. ...