The Hottest Number in Silicon Valley, Explained

Jan. 15 (Bloomberg) -- Robin Dunbar, professor of evolutionary psychology at Oxford University, discusses "The Dunbar Number" or the true number of friendships you can handle in your life in relation to social networking. He speaks on Bloomberg Television's "Bloomberg Surveillance."
China Stock Boom Drives Luxury Car Demand
56:34 - There are signs that confidence is returning to the high-end consumer market in China with sales of super-luxury cars starting to pick up after a slump in 2014. Bloomberg’s Rosalind Chin reports on “First Up.” (Source: Bloomberg)
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