Foreign Trade Currency Prices are decided by the International exchange or FX market. It is really a worldwide, decentralized market which determines the general prices of various... moreForeign Trade Currency Prices are decided by the International exchange or FX market. It is really a worldwide, decentralized market which determines the general prices of various currencies. The currency price, widely called change charge, determines just how much one currency is worth with regards to another. For example; a change charge of 2 United Claims Dollars (USD) to the British pound (GBP) means that 1 BP is equivalent to 2 USD. Exchange rates could be set or floating. In the suspended process, the rate is decided by many market problems and constantly varies. In the set process the change charge is defined at a pre decided value with a provision for devaluation of a currency. Nowadays almost all currencies follow the floating-rate system. Get free day-to-day Forex videos.Flying trade charge is determined by demand and supply. For certain currency if the need increases or offer falls, the trade charge appreciates. Similarly if demand comes or source increases, the charge depreciates. Need and... less