Monday, November 21, 2011

A Closer Look at High-Frequency Trading

VOA Learning English: A Closer Look at High-Frequency Trading

Once, stocks were traded through the open outcry system. Today fast, interconnected computers have mostly replaced the traders shouting prices on the floors of stock exchanges. Joe Saluzzi is a head of equity trading at Themis Trading in New Jersey. "The equity market has changed. It's no longer what you see on TV, it's no longer guys with colored jackets running around the floor anymore. .... The equity market is a bunch of co-located computers strung together by a bunch of wires, everyone trying to race to zero. The speed of light is the goal."Computers can process stock trades in thousandths of a second.

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