Twitter and some pundits are crying foul over Google’s decision to exclude certain competitors from its new search and social networking hybrid. But what law says the company has to help its competitors in the first place?

This morning Google (NSDQ: GOOG) unfurled a pretty new search feature that lets users receive personalized results based on their own friends or photos. The feature called ‘Search Plus Your Web’ is an all-in-one search engine and social network—but some are far from happy about this. [Updated with Google statement]

Recent interviews shed light on how the antitrust cases against Apple (NSDQ: AAPL) and book publishers will unfold. The e-book controversy will not turn directly on commission-style pricing, but instead on a form of contract that allows a retailer to get preferential treatment.

The decision by major publishers to strike a pricing deal with Apple (NSDQ: AAPL) has been the source of speculation and several antitrust investigations. Now, a new court filing suggests someone inside the industry was leaking the publishers’ pricing strategy.

In the mushrooming controversy over e-books, it’s easy to understand the publishers’ motives. But what about Apple? (NSDQ: AAPL) Did the company want to raise book prices in order to protect its iPad and blunt the rise of Amazon?

The Justice Department today asked a federal judge to postpone or withdraw its petition to stop AT&T (NYSE: T) from acquiring T-Mobile. It cited a shifting regulatory landscape that makes the lawsuit unnecessary.

It’s been a week to forget for publishers after both the Justice Department and the European Commission announced investigations into e-book pricing tactics. Meanwhile, dozens of law firms are steaming ahead with a class action to reclaim money for customers who allegedly overpaid for books on the iPad. So what’s…

An “upstart competitor” is claiming Google (NSDQ: GOOG) punted it to the farthest reaches of its search results and is now fighting to level the playing field. Its claim has the makings of a great underdog story—but for the fact that the case looks a lot like other “David vs.…

Sprint’s lawsuit to stop the proposed merger between AT&T (NYSE: T) and T-Mobile went before a federal judge today. One antitrust expert explains why Sprint (NYSE: S) may be on a legal limb and what it must do to avoid having the case tossed out of court.

Fans who purchased resold tickets to Bruce Springsteen, Miley Cyrus and other shows are set to receive a payout under the terms of a new settlement.

It was not going to be a good day for Google (NSDQ: GOOG). There is nothing positive about having your former CEO dragged before attention-seeking politicians while competitors crow that you’ve grown too big for your britches. The best the search giant could hope for was that Eric Schmidt did…

*Google’s former CEO Eric Schmidt is appearing today before a committee of U.S. Senators who want to know if the company is engaged in anti-competitive behavior. The event is more about political theater than substance, but Google (NSDQ: GOOG) will be in trouble if Schmidt flubs his lines. Here is…

The Justice Department’s decision to sue AT&T over its proposed acquisition of T-Mobile is an unusual step and one that is likely to prove fatal for the merger. Here’s a short account of what the lawsuit means and what options AT&T (NYSE: T) has left going forward.

Plenty of folks have come forward to oppose the proposed merger of AT&T (NYSE: T) and T-mobile, but none of them have the clout of the merger’s newest opponent.

First Google (NSDQ: GOOG), now Twitter—federal antitrust authorities are showing great interest in the tech sector these days. New reports of an antitrust investigation against Twitter have raised questions about the micro-blogging service’s relationship with its developers.

Less than a day after the Federal Trade Commission launched a wide-ranging probe into Google’s core search and advertising business, the biggest U.S. states have piled on, saying they’ll launch their own investigations. Meanwhile, Google (NSDQ: GOOG) published a defense this morning, saying it will cooperate with the FTC and…

Is this the big one? Is Google (NSDQ: GOOG) the next Microsoft? (NSDQ: MSFT) That’s what folks are sure to be asking, now that the Federal Trade Commission is opening a wide-ranging investigation about whether Google’s dominance in its core search business oversteps antitrust law, according to a report from…

The U.S. Department of Justice has started an antitrust review of Google’s $400 million acquisition of supply-side platform Admeld, sources tell paidContent, confirming earlier reports.

U.S. government lawyers are taking a close look at who’s interested in buying a giant batch of 6,000 patents related to mobile technology that are being auctioned off to pay creditors of Nortel, a once-innovative, but now bankrupt, wireless tech company. They’re worried the patents could be used to deter…