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.
3. Kalgoorlie Super Pit (Super Pit gold mine), Australia â Australiaâs largest open cut gold mine. The pit is oblong in shape and is approximately 3.5 kilometres long, 1.5 kilometres wide and 570 metres deep. At these dimensions, it is large enough to be seen from space.