9. Alisher Usmanov

Alisher Burkhanovich Usmanov is the oligarch of Russia's oligarchs. He made his wealth primarily from mining, lumber and investment. He runs Gazprominvestholding, an investment arm of Russia's state gas monopoly. His chief asset is a 45 percent stake in Mettalloinvest, which is Russia's largest iron ore producer. He is also an investor in Groupon and Facebook and owns a 29 percent stake in the English Premier League's Arsenal with a partner.

When buying stocks: “First of all I trust my own instinct, experience that I gained over years and feeling when the moment is right for buying shares. That is what one calls intuition.”

On Currencies: “If EU leaders don’t make a clear decision on how to exit the crisis, then it’s likely we will see bankruptcies by some member states. The euro will suffer the most. This in itself wouldn’t be all bad for the European economy, as pillars such as Germany will get support for exports.”