New research has shown that Warren Buffett's Berkshire Hathaway (BRK.A 0.95%) (BRK.B 1.11%) has crushed the market and other fund managers by an unearthly margin. Using Berkshire's insurance "float," Buffett is able to buy large companies like ExxonMobil (XOM 2.42%) and ride them for long-term gains. In this segment of The Motley Fool's financials-focused show, Where the Money Is, banking analysts Matt Koppenheffer and David Hanson discuss Buffett's strategy.