The foreign exchange market is huge, fascinating and yet widely misunderstood by participants and non-participants alike. This is because its unanswered questions are numerous. For instance, what is the purpose of the $4 trillion per day trading volume? What determines currency trends and who are the players in the FX arena? Does FX drive other financial markets, or is it the passive end-product of all the other markets? FX is without clear supply and demand factors, so how do traders determine sentiment and price direction? Much is written in an effort to answer these questions, but a lot of...