Tag Archives: Dow Jones Index

Bungee Jumps, Stock Markets and Negative Testing

– On Thursday, May 6, 2010, the Dow Jones index experienced a 1000-plus-point fall, followed by a rapid recovery of some 700 points. This event shocked traders, regulators, and the public alike. It came as a big surprise to many how a drop in stock prices (possibly a result of a data-input error, or…