Mobile payments and Tesla founder Elon Musk are among trends and innovators poised for a breakout year in 2015, one expert says.» Read More
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According to Goldman Sachs strategists, the answer is simple: Bet on companies that don't see so much turnover.
Hedge fund behemoth Bridgewater Associates is poised to grow even larger.
A few billionaire investors have scored, but the average hedge fund worker isn't likely to see a fat bonus this year.