Gold is one of the rarest metals in the world, and has a long history as a valuable and intensely sought-after element. Gold has served as the basis for physical currency for thousands of years, and many monetary systems throughout human history have utilized a gold standard that focused on the precious metal. Exploration and production of gold has become a major industry in regions that maintain significant deposits of the metal, and quests for gold have been the impetus of countless expeditions and discoveries. The price of the metal is widely followed by many investors, both sophisticated and simplistic. There are a number of different options for investing in gold, including buying up coins and bars of the product, exchange-traded futures contracts, stocks of companies engaged in the extraction and sale of the metal, and both physically-backed and futures-based exchange-traded products [see also The Guide To The Biggest Companies … See the full story here →