Gresham's law Gresham's law In economics, Gresham's law is a monetary principle stating that "bad money drives out good". For example, if there are two forms of commodity money in circulation, which are accepted by law as having similar face value, the more valuable commodity will gradually disappear from circulation. The law was named in 1860 by Henry Dunning Macleod, after Sir Thomas Gresham (1519–1579), who was an English financier during the Tudor dynasty. However, there are numerous predecessors. The law had been stated earlier by Nicolaus Copernicus; for this reason, it is occasionally known as the Gresham–Copernicus law. It was also
Bad (economics) Bad (economics) An economic bad is the opposite of an economic good. A 'bad' is anything with a negative value to the consumer, or a negative price in the marketplace. Refuse is an example of a bad. A bad is a physical object that lowers a consumer's level of happiness, or stated alternately, a bad is an object whose consumption or presence lowers the utility of the consumer. With normal goods, a two-party transaction results in the exchange of money for some object, as when money is exchanged for a car. With a bad, however, both money and the object