The process of independently repeating earlier studies—by interrogating the same research questions, and employing the same or similar methods and data—is broadly considered the cornerstone of science ...

This year, about 45 percent of the revenues at Big Blue will come from software. But IBM wants to push this up to half of ...

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Jason Fernando is a professional investor and writer who enjoys tackling and communicating complex business and financial problems. Toby Walters is a financial writer, investor, and lifelong learner.

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...