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,
Alexander and the Terrible, Horrible, No Good, Very Bad Day Alexander says tomorrow things must not get any worse. On Saturday, January 13, 1990, the book was adapted into a 30-minute animated musical television special that was produced by Klasky Csupo and aired on HBO in the United States. While the special is mostly true to the book, the following differences are: This special features 12 more bad things for Alexander: The special also includes 4 good things to show the audience that even a bad day can have something good in it: Although mentioned, the three following bad things are not shown in the special: The special also included