London has almost a third of the world's foreign-exchange dealing and over a third of over-the-counter derivatives business.

ECONOMIST: London pride

Brazil's market for foreign-exchange derivatives, for instance, is one of the most sophisticated and transparent in the world.

ECONOMIST: Charting a different course

Independent market-data providers, including Thomson and Greenwich Associates, have consistently ranked Deutsche Bank as the number one bond underwriter in the euro zone, as a leader in international debt and equity markets, and as one of the world's largest foreign-exchange and derivatives houses.

ECONOMIST: Russia's rotten statelets