Monetae cudendae ratio ("Treatise on Coin") and "Modus cudendi monetam" ("The Way to Strike Coin"). He made these the basis of a report which he presented to the Prussian Diet at Grudziądz (Graudenz) in 1522; Copernicus' friend Tiedemann Giese accompanied him on the trip to Graudenz. For the 1528 Prussian Diet, Copernicus wrote an expanded version of this paper, "Monetae cudendae ratio", setting forth a general theory of money. In the paper, Copernicus postulated the principle that "bad money drives out good", which later came to be referred to as Gresham's Law after a later describer, Sir Thomas Gresham. This phenomenon had been
Good Girl Gone Bad Pitchfork Media described the opening lyrics of the song as inspired by "puerile psuedoporn". The album concludes with the title track "Good Girl Gone Bad", which is played with an acoustic guitar and click tracks. Released as the lead single from "Good Girl Gone Bad", "Umbrella" was sent to contemporary hit, rhythmic and urban radio in the US on April 24, 2007. The song received acclaim from music critics, who praised its production, vocals and the collaboration between Rihanna and Jay Z. "Umbrella" reached number one in more than seventeen countries worldwide, including on the UK Singles Chart and the