books.google.co.uk - Foreign Exchange is big business in the City of London. At the last official count, turnover on the London foreign exchange market averaged a staggering $504 billion a day. No other financial centre in the world even comes close to matching this total. Thirty one per cent of global foreign exchange...http://books.google.co.uk/books/about/The_Foreign_Exchange_Market_of_London.html?id=ZGRAn2J5whQC&utm_source=gb-gplus-shareThe Foreign Exchange Market of London