although the past century witnessed the dramatic growth of air transportation, important challenges cloud its future. First, the airline industry may not be financially healthy enough to pay for commercial advances that have benefited to the continuing growth of air transportation in the past. the development costs of new jetliners, even after adjusting for inflation, are unprecedented, partly because the latest generations of aircraft incorporate so many interfacing system. Meanwhile, the rise of the LCCs has put great pressure on the bottom lines at legacy carriers,and overall the
although the past century witnessed the dramatic growth of air transportation, important challenges cloud its future. First, the airline industry may not be financially healthy enough to pay for commercial advances that have benefited to the continuing growth of air transportation in the past. the development costs of new jetliners, even after adjusting for inflation, are unprecedented, partly because the latest generations of aircraft incorporate so many interfacing system. Meanwhile, the rise of the LCCs has put great pressure on the bottom lines at legacy carriers,and overall the
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