MATTER OF TRUST
Google's size and power are causing antitrust concerns
* Google first ran into antitrust trouble last year when it had to drop plans to build an advertising partnership with Yahoo.
* The US Justice Department is examining a deal Google struck with publishers to become a retailer of out-of-print books.
* The US Federal Trade Commission is looking into Google CEO Eric Schmidt's dual membership on the boards of Google and Apple as a possible antitrust issue.
Google's impact on the internet is riling the telecommunications industry
* Precursor, a research firm backed by AT&T and Verizon, last year issued a hotly-contested report that Google consumed 21 times more bandwidth than it paid for, leaving consumers and businesses to pick up the tab.
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