How is determined exchange rates?

Forex market is one of the most volatile markets in the world, and where it has a 24-hour, this market is never restless. Prices depend on a broad range of economic and political factors. Everything is possible to affect the forex markets, but the fundamental factors that affect the exchange rates are: interest rates, inflation and political and economic stability of nations. Governments often intervene in the Forex trading arena in order to influence exchange rates, where they either plunge the market currency of the country in order to reduce the price, or purchase large quantities of this currency in order to raise the price. However, and given the size of the Forex market, there is no there is no one side can influence the market significantly