The Science of Marketing Begins With Brain Tests

April 26 (Bloomberg) -- It's easy for businesses to keep track of what we buy but it's harder to figure out the why. As brands try to be the most innovative or the coolest, an emerging field of marketing is using science to give companies the edge. (Source: Bloomberg)
Aetna to Buy Humana for $37 Billion
50:23 - Bloomberg's Francine Lacqua and Manus Cranny report on today's "Top Headlines." They speak on Bloomberg Television's "The Pulse." (Source: Bloomberg)
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