Impressive, but doesn't pass a smell check. US GDP was $13.84 trillion. It seems extremely far-fetched that copyright restrictions account for more than a third of our nation's economic output.
From the article: "Doing these kinds of analyses is notoriously imprecise, in some cases amounting to little more than guesswork."<p>That is does not paint a very good picture, and when looking into the actual report and what industries are considered: "...rise of the digital economy, as fair use permits a range of activities that are critical to many high technology businesses, including search portals and web hosting."<p>I would bet that any user-generated content website is considered, and who knows what else.