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NYSE Euronext's CEO Duncan Niederauer

Cramer named NYSE Euronext his 2007 growth stock of the year last January, but the stock has been a major disappointment.

NYSE's fallen out of favor with Wall Street, too, especially after Tuesday's earnings report showed cost savings at the newly merged company weren't as big as expected.

CEO Duncan Niederauer admits "we still have a lot more to do," but Cramer needed to know more than that. Watch this interview to find out how the newly annointed chief executive plans to deal with post-merger integration, buying the American Stock Exchange and returning value to shareholders.

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