Finances are usually heavily connected to money. We provide many financial calculators to help you on your daily finances. The history of money shows that various social and economic systems have at least one function related to money. Money can be in a physical form as coins and notes, or it can be electronic. It can be used to purchase something with intrinsic value. The origin of money can be traced back to ancient times, though it was not until the beginning of recorded history that it was widely used. There is also evidence that various kinds of bartering were practiced in ancient markets. These included various kinds of livestock and commodities that were directly useful in themselves. Some of these were also exchanged for more attractive items such as beads and cowrie shells.