airline industry, U.S. airlines carried 240 million passengers. By 1993 they were carrying nearly 490 million. A Gallup survey that same year revealed that 77% of the U.S. adult population had flown at least once, more than 30% of them in the past 12 months.
             Industry - Stage of the Product Life Cycle
             Industry observers believe U.S. air travel market is indeed maturing, and most future growth for the industry will occur in international markets.
             General trends in the U.S. air transport industry included airline deregulation, mergers of airlines, and fluctuating air fares and so-cal
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