Preppy Handbook: Inside the Three Preppiest Labels

Dec. 31 (Bloomberg) -- Fashion trends come and go, but one trend has survived the test of time: preppy clothes. Whether they remind you of prep school or summers on Nantucket, there's no denying the prep look is here to stay -- and growing. Bloomberg visited some of today's "preppiest" brands -- Vineyard Vines, Barbour, Smathers & Branson -- and and found out why the trend has so much staying power. (Source: Bloomberg)

Was the DNC Hack Preventable?
16:59 - Eric O'Neill, Carbon Black's national security strategist, discusses how to respond to government hacks with Bloomberg's Emily Chang on "Bloomberg West." (Source: Bloomberg)
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