Questions linger over dropping oil prices

Oil traders work on the floor of the New York Mercantile Exchange on May 11, 2012 in New York City.

Mid-day yesterday oil prices dropped three dollars in about a minute -- and they have kept falling ever since.

Was this a computer error -- or someone's "fat finger" on the button, as they say. Or is oil falling for a reason?

Samuel Chishook is a consultant with KCB Energy Economics in London.

About the author

Jeff Horwich is the interim host of Marketplace Morning Report and a sometime-Marketplace reporter.


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