The official currency of the European Union (EU) is the Euro. Out of the 27 member states of the EU, 16 states (Austria, Belgium, Finland, Cyprus, France, Ireland, Germany, Italy, Greece, Luxembourg, Portugal, Malta, the Netherlands, Slovakia, Slovenia and Spain) have adopted the Euro as their domestic currency. Apart from the Eurozone, five other European countries have voluntarily adopted the Euro. Euro is the currency with the highest monetaryvalue in circulation, exceeding €751 billion in November 2008. The remaining European countries have their own national currencies.
The Euro is issued by the European Central Bank (ECB) and the Eurosystem, which comprises of the central banks of the various Eurozone countries. The currency is now being used to peg several non-EU currencies, such as the Bosnia and Herzegovina convertible mark, Cape Verdean escudo, the CFP franc, the CFA franc and the Comorian franc.
Europe has several exchanges for trading stocks and their derivatives. Many of these bourses are among thetop 15 exchanges by value of shares traded. Some of the popular stock markets in the continent and their position in the world stock market are (daily trade as of 2007):
Deutsche Börse operates the world's largest exchange network.
Europe has several commodity exchanges, of which the key ones are the London Metal Exchange (LME), London International Financial Futures and Options Exchange (LIFFE), NYSE Euronext, European Climate Exchange, Climex and Risk Management Exchange. The NYSE Euronext was formed by the merger of US-based NYSE and Euronext.