Stock market model first to reproduce main properties of the real market
Hedge funds manipulate stock prices, new research shows
(Phys.org)—Some hedge funds manipulate stock prices at the end of the month to improve the returns that they report to their investors, a new study suggests.
Photovoltaics beat biofuels at converting sun's energy to miles driven
In 2005, President George W. Bush and American corn farmers saw corn ethanol as a promising fossil fuel substitute that would reduce both American dependence on foreign oil and greenhouse gas emissions. Accordingly, the 2005 ...
Exxon passes Apple as most valuable company (Update)
Exxon has once again surpassed Apple as the world's most valuable company after the iPhone and iPad maker saw its stock price falter.
Apple stock hits latest 52-week low
Shares of Apple hit their lowest level in more than a year on Monday, continuing a decline hastened by the company's last quarterly earnings report.
Tiger Woods Scandal Cost Shareholders up to $12 Billion
(PhysOrg.com) -- Shareholders of Nike, Gatorade and other Tiger Woods sponsors lost a collective $5 to $12 billion in the wake of the scandal involving his extramarital affairs, according to a new study by researchers at ...
Research In Motion shares climb (Update)
Shares of Research in Motion Ltd. Jumped nearly 14 percent Friday as investors seemingly grew more optimistic about a February launch of the Canadian company's much-delayed BlackBerry 10 smartphones.
Spurious switching points in traded stock dynamics
Physicists have rebuffed the existence of power laws governing the dynamics of traded stock volatility, volume and intertrade times at times of stock price extrema. They did this by demonstrating that what appeared as "switching ...
Google ready to open wallet again after stellar 3Q
(AP) -- Google Inc.'s earnings and stock price are soaring again - and so is the Internet search leader's optimism.
Facebook hits new low as IPO lock-up ends (Update 3)
(AP) Facebook's stock plunged to a new low Thursday as some of the social networking leader's early backers got their first chance to sell their shares since the company's initial public offering went ...
Humbled Netflix CEO still thinking, talking big
(AP) -- To hear Netflix CEO Reed Hastings tell it, the bone-headed decisions that have dragged down the Internet's leading video subscription service during the past five months eventually will be forgotten like a bad movie ...
RIM launches five new BlackBerry smartphones
Canada's Research in Motion on Wednesday announced plans for five new BlackBerry smartphones, the largest global product launch in the company's history.
Google's stock price breaks $800 for 1st time
(AP)—Google's stock price topped $800 for the first time Tuesday amid renewed confidence in the company's ability to reap steadily higher profits from its dominance of Internet search and prominence in the increasingly ...
Zynga lures mobile gaming exec away from rival EA
(AP) -- Online game maker Zynga Inc. has lured away an executive from rival Electronic Arts Inc.