There is so much that just depends on foreign currencies.
Foreign exchange refer to the act of exchanging one country's currency by a different country's currency.
Foreign exchange, or Forex, is trading in currencies so that large businesses can trade one currency for another. Individual traders participate by trying to estimate the currency rates of a certain...
Currency of another country
$ 302.6 billion as of March 2011
Learn about Foreign Exchange Indexes that are Often Reported
Day Trading Forex Tips
Patrick Byrne on Naked Shorting
Will US Slow Cheap Chinese Imports as Economy Stalls?