Gregg Abbott's office seeks special AdWords source as well as other documents and executive interviews.
The order is similar to a subpoena, compelling a company to turn over documents and make executives available for interviews.
State investigators also want Google documents on rivals Microsoft (MSFT) Corp.'s Bing and Yahoo! (YHOO) Inc. and complaints about purchasing and placing an ad on Google, the world's most popular Internet search engine.
Google has traditionally been super secret about its algorithms citing trade secrets as a reason from publicly disclosing any information about them. Google's hand may be forced here however. More
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