Robert Greifeld, CEO, Nasdaq OMX Group, responds to yesterday's shutdown of the Nasdaq. We invest a lot of money in our systems, he says, but we need to be better at "defensive driving" when there are... more 
Robert Greifeld, CEO, Nasdaq OMX Group, responds to yesterday's shutdown of the Nasdaq. We invest a lot of money in our systems, he says, but we need to be better at "defensive driving" when there are issues elsewhere that trigger a problem in your sys... less 
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Fri, Aug 23, 2013 11:00 AM EDT