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Submission + - How patent trolls destroy innovation (

walterbyrd writes: A new study by researchers at Harvard and the University of Texas provides some insight on this question. Drawing from data on litigation, R&D spending, and patent citations, the researchers find that firms that are forced to pay NPEs (either because they lost a lawsuit or settled out of court) dramatically reduce R&D spending: losing firms spent $211 million less on R&D, on average, than firms that won a lawsuit against a troll.

"After losing to NPEs, firms significantly reduce R&D spending — both projects inside the firm and acquiring innovative R&D outside the firm," the authors write. "Our evidence suggests that it really is the NPE litigation event that causes this decrease in innovation.

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How patent trolls destroy innovation

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