1 Monetary policy involves influencing the supply and demand for money through interest rates and other monetary tools.  Monetary policy is usually conducted by the Central Bank, e.g. UK â Bank of England, US â Federal Reserve.
The biggest yellow diamond, a 100-carat one, was sold in Geneva for $16.3 million. A private buyer acquired the Graff Vivid Yellow at a Geneva jewellery sale in Sotheby's auction house. Reuters reported that it was a world record for the jewellery auction of a yellow diamond, according to David Bennett, the chairman of Sotheby's Switzerland.
The Smithsonian is home to the 45.52-carat Hope Diamond, the worldâs largest deep blue diamond. The gem has a long and mysterious pastâand some people even think it is cursed! Scholars believe that King Louis XIV of France bought the Hope Diamond in 1668. After King Louis XVI and Marie Antoinette attempted to flee France in 1791 during the French Revolution, the diamond was turned over to the French government.