PriceManagementImprovement1999年以来，尽管总局采取了控制运力，统一运价等一系列措施提高客座率，增加收益，但航空运输企业仍然不能摆脱严峻的生产形势，旅客运量甚至出现了负增长，与铁路、公路运输量节节攀升形成了鲜明的对比。究其原因是多方面、多层次的，既有国民经 PriceManagementImprovement Since 1999, although the State Administration of Customs adopted a series of measures such as controlling capacity and unifying tariffs to increase the load factor and increase revenue, the air transport enterprises are still unable to get out of the harsh production situation and even have negative growth in passenger traffic. Railways, road transport The amount of climbing in sharp contrast. The reason is multifaceted, multi-level, both the national economy