WALL STREET TRADES IN FEAR - LITERALLY

NPR
Sep 21, 2008

Somewhere in the Chicago Options Exchange building, tucked away from the noisy trading floors, sits a computer that digests the latest financial data. Every 15 seconds it calculates the human emotion known as fear.
 "That's in fact what it measures," says BOB WHALEY of Vanderbilt University's business school
who invented the fear formula.