The simplest things are sometimes the most worrying

Keller Rohrback has stunned airline investors by filing an antitrust class action lawsuit against American Airlines, Delta Air Lines, Southwest Airlines, and United Airlines. The filing claims that the airlines and their co-conspirators conspired to raise the prices of air passenger transportation services for flights within the United States. The complaint, filed in the US District Court for Northern California, states that as a result of several airline mergers beginning in 2008, American Airlines, Delta Air Lines, Southwest Airlines and United Airlines now control approximately 80% of the domestic air passenger seats. During that period it says the airlines have