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A customer tries out an e-Book reader at the 2010 Samsung Forum. According to an article in today’s Wall Street Journal, Amazon.com has just announced that, for the first time, sales of e-books have outpaced those of hardbacks. Megan McArdle thinks this spells the end of the hardback-then-paperback publication model.

(Flickr/manoelnetto)

Jeff Spross was the economics and business correspondent for The Week, an economics and climate reporter for ThinkProgress, and has written for the policy journal Democracy.