Sun, 16 Jun 2013
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An economic moat provides a gauge of a company's competitive advantages and overall strength, and it is a highly valuable tool for investors of all levels.
Not crushing on IPOs, Facebook's virtual strategy, a setback for Citi, and more.
Morningstar's Rick Summer sees Facebook and Google dominating the Internet advertising market as Facebook finds better ways to monetize its massive user base.
Twitter , Facebook , LinkedIn , and Google each have moats, but there are some interesting distinctions among their competitive advantages.
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