In this segment from The Motley Fool's everything-financials show, Where the Money Is, banking analysts Matt Koppenheffer and David Hanson discuss why Berkshire Hathaway (BRK.B -0.26%) was able to post impressive investment gains and the latest development that has some of the nation's biggest banks smiling from ear to ear.

The price of becoming the world's greatest investor is that Warren Buffett can no longer make many of types of investments that made him rich in the first place. Find out about one such opportunity in "The Stock Buffett Wishes He Could Buy." The free report details a sector of the economy Buffett's heavily invested in right now and exactly why he can't buy one attractive company in that sector. Click here to keep reading. 

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