A Bit Derivative

Derivatives take their value from actual performance, as I can gather. eFinancialNews gives us the best derivatives trading platforms


CME Europe
Eurex
ICE Futures Europe
London Metal Exchange
Trad-X

Global Finance Magazine lists some familiar names when detailing best derivatives providers.

Goldman Sachs
Deutsche Bank
Credit Suisse
Morgan Stanley
Macquarie Group
BNP Paribas
HSBC
Standard Chartered
ICE
NYSE Euronext

A derivative is defined as
an arrangement or product (such as a future, option, or warrant) whose value derives from and is dependent on the value of an underlying asset, such as a commodity, currency, or security.