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,
Blood Money (Breaking Bad) Blood Money (Breaking Bad) "Blood Money" is the ninth episode of the fifth season of the American television drama series "Breaking Bad", and the 55th overall episode of the series. Written by Peter Gould and directed by Bryan Cranston, it aired on AMC in the United States and Canada on August 11, 2013 as the mid-season premiere. The episode received high critical acclaim, with critics praising the flashforward scene in the beginning, the ending scene and the performances from Bryan Cranston and Dean Norris. For his performance in the episode, Norris was called "Performer of the Week" by TVLine. In