CNBC'S Bob Pisani spoke with Dimensional Fund Advisors co-CEO and CIO Gerard O’Reilly and ETF Trends CEO, Tom Lydon. They discussed the big data deal news of the day - S&P buying IHS Markit - Plus, whether the runup in value is sustainable and the notion of rebranding and repackaging mutual funds into ETF wrappers. In the 'markets 102' segment, Bob continues his conversation with Gerard O'Reilly from Dimensional Fund Advisors.

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