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Mimicry among stocks can predict stock market crashes

(PhysOrg.com) -- Since early October 2008, when the Dow Jones Industrial Average began its drop that reached a low point the following March, many questions have been raised - particularly about what caused the crash and ...

Former physicist investigates May 6 flash crash

(PhysOrg.com) -- Ever since the "flash crash" of May 6, 2010, investors have been wondering exactly what happened that Friday afternoon. As stock markets were trending down due to concern about the debt crisis in Greece, ...

Wikipedia's early stock market warning signs

(Phys.org) —Wikipedia could have been used as early warning signs of stock market movements, according to a new study. Researchers led by Dr Suzy Moat, Senior Research Fellow at Warwick Business School, found that changes ...

Google Trends foretells stock movements, study reports

Google Trends, a tool that looks at patterns of searches on the Internet, is a potential money-spinner for investors as it provides hints of impending stock movements, a study said on Thursday.

Hackers cause stir with 'Obama injured' AP tweet

Hackers spooked markets Tuesday after breaking into the Associated Press's Twitter account and falsely reporting President Barack Obama had been injured after two blasts at the White House.

India can monitor BlackBerry without codes: report

India has found a way to monitor BlackBerry corporate emails without asking developer Research in Motion (RIM) to hand over encryption codes a report said Wednesday, which could help end a standoff with the Canadian company.

Using Twitter to predict financial markets

A University of California, Riverside professor and several other researchers have developed a model that uses data from Twitter to help predict the traded volume and value of a stock the following day.

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