March Madness: The brackets are circulating, and U.S. workers everywhere will soon tune in the NCAA basketball tournament—many games are played during work hours—and tune out their usual responsibilities.
The NCAA tourney, which begins March 19, is infamous for the productivity loss it supposedly engenders, but it's hardly the costliest workplace distraction. Here's a roundup of productivity-killing phenomena and their estimated costs—sources and methodologies vary—to the U.S. GDP.
Here are some of the biggest productivity killers (read more at CNBC):
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