Planet Money
Originally published on Fri November 2, 2012 11:04 am
By Jacob Goldstein
Note: This story was originally published on Oct. 30. It was updated on Nov. 1 to include a radio version of the story.
The stock market, according to a popular narrative, is now just computers making superfast trades with other computers. Those pictures of traders getting emotional on the floor of the New York Stock Exchange are an anachronism. The real action flashes through fiber-optic cables headed for servers in places like Kansas City. It's algorithms all the way down.
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