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Published on Oct 8, 2012
(Bloomberg Law) -- What will happen when the copyright on Mickey Mouse is about to run out? How long should patents last on software? University of Virginia School of Law professor Christopher Sprigman, co-author of "The Knockoff Economy" and contributor to the Freakonomics blog, addresses how he feels intellectual property law can best spur innovation.
Tell us what you think: What changes should Congress make to copyright and patent law? Leave a comment below.