Related topics: stock · dow jones

Texas accuses Google of withholding evidence

(AP) -- The Texas attorney general is accusing Google of improperly withholding evidence to stymie an investigation into whether the company has been abusing its dominance of Internet search.

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 ...

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 ...

US imposes new rules on high-speed traders

US regulators on Tuesday announced new rules aimed at shedding light on the secretive industry of computerized high-speed trading, which has been blamed for destabilizing financial markets.

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, ...

Metric predicts stock market 'flash' crashes

The May 6, 2010, stock market crash briefly erased almost $1 trillion in value and plunged the Dow Jones Industrial Average into its biggest intraday fall ever. The market recovered most of its losses within the hour, but ...

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.

Bazaarvoice, Proto Labs surge in market debuts

(AP) -- A splashy Wall Street debut by Bazaarvoice Inc. and Proto Labs Inc. is the latest sign that investor appetite for initial public offerings has rebounded after a dismal IPO market in 2011.

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