I think it would be better to link directly to the article: http://online.wsj.com/article/SB10001424052970204630904577056123331660042.html http://online.wsj.co

I think it would be better to link directly to the article: http://online.wsj.com/article/SB10001424052970204630904577056123331660042.html http://online.wsj.com/article/SB1000142405297020463090457705... The Marginal Revolution post doesn't add much to the discussion.