CBOE Preaches to Las Vegas Choir as Malfunction Crashes Exchange

CBOE Preaches to Las Vegas Choir as Malfunction Crashes Exchange

Tim Boyle/Bloomberg

Traders work on the floor of the Chicago Board Options Exchange (CBOE) in Chicago, Illinois on April, 25, 2013, after it opened for trading three-and-a-half hours late. The CBOE’s closure yesterday underscored how common errors have become among the exchanges that dominate the world’s largest financial market.