Originally Posted by kjk
I'm sure most people know this already, but Wall Street Journal stories are often behind a pay wall. But, for some reason, they allow Google to show the entire story. So, for the example link above, you may see just a summary of the story. But if you put " Textbook Firms Ink E-Deals For iPad " into Google, you will get a link that has the full text of the story. More details are here
It's because Google said they wouldn't index them if the indexes didn't lead to content. They didn't want to provide hits to a website that weren't going to actually answer the user's query. Same reason expertexchange has the answers to the questions at the veeeeery bottom of the page.