From USA Today:
High-frequency, automated trading on Wall Street has developed a bad reputation. It has been blamed for either causing or amplifying market instability, including the 2007-08 crisis and the 2010 flash crash. But the criticism has obscured an important point: Similar computer-driven analysis could also be used to improve policymaking in ways that would improve economic growth and make markets more stable….James Owen Weatherall is assistant professor of logic and philosophy of science at the University of California-Irvine, and the author of The Physics of Wall Street.

For the full story, please visit http://www.usatoday.com/story/opinion/2013/02/12/evil-wall-street-tricks....