Medium of exchange was observed as early as Oresme, Copernicus and then in 1558 by Sir Thomas Gresham, that bad money drives out good in any marketplace (Gresham's Law states "Where legal tender laws exist, bad money drives out good money"). A more precise definition is this: "A currency that is artificially overvalued by law will drive out of circulation a currency that is artificially undervalued by that law." Gresham's law is therefore a specific application of the general law of price controls. A common explanation is that people will always keep the less adultered, less clipped, sweated, less filed, less trimmed coin,
Good Girl Gone Bad: The Remixes a reworked version of the bonus disc from the European deluxe edition of "Good Girl Gone Bad". However, "Good Girl Gone Bad: The Remixes" excludes the remixes of the "A Girl like Me" single "SOS" and the "Good Girl Gone Bad" bonus tracks "Cry" and "Haunted", in favor of remixes of the new "Reloaded" tracks "Disturbia" and "Take a Bow". Additionally, a Lindberg Palace remix of "Umbrella" was added. While the original album's bonus disc includes the full-length remixes, "Good Girl Gone Bad: The Remixes" includes only radio edits, which cut the original versions by three to four minutes. Critical