For 10 points, name this law about currency named for a founder of the Royal Exchange, which states that "bad money drives out good."
Nicolaus Copernicus may have originated this idea in a work presented to the Prussian Diet at Graudenz. A contemporary of its namesake, John Hales, may have been the first Englishman to describe it. Named by Henry Dunning Macleod, this phenomenon was postulated by its namesake after he reversed the failures of William Dauntsey and William Dansell, known as the Great Debasements. For 10 points, name this law about currency named for a founder of the Royal Exchange, which states that "bad money drives out good."
Nicolaus Copernicus may have originated this idea in a work presented to the Prussian Diet at Graudenz.
{Gresham's} Law