Commodity market in Sumer between 4500 BC and 4000 BC. Sumerians first used clay tokens sealed in a clay vessel, then clay writing tablets to represent the amount—for example, the number of goats, to be delivered. These promises of time and date of delivery resemble futures contract. Early civilizations variously used pigs, rare seashells, or other items as commodity money. Since that time traders have sought ways to simplify and standardize trade contracts. Gold and silver markets evolved in classical civilizations. At first the precious metals were valued for their beauty and intrinsic worth and were associated with royalty. In time, they
Semi Precious Weapons in 4 top 40 hits in 2015 for artists Justin Bieber, Selena Gomez, Gwen Stefani and Hailee Steinfeld. A "New York Post" article about this refers to his previous occupation as being "in a failed rock band". Opening Act Headlining Act Semi Precious Weapons Semi Precious Weapons was a rock band from New York City consisting of Justin Tranter on vocals, Stevy Pyne on guitar, Cole Whittle on bass and Dan Crean on drums. Pyne replaced former guitarist, Aaron Lee Tasjan, in November 2008. In 2006, Semi Precious Weapons (SPW) was formed by Berklee College of Music graduates Tranter, Whittle,