所谓经济效益，就是“人们进行某种经济活动的结果所带来的好处或利益。它是发展生产力，扩大再生产的必要途径，也是增加国家积累，提高人民生活水平的有效手段。港口企业与其他企业一样，在经济体制改革的大潮中，面临着竞争和机遇并存的局面，占主导地位的是竞争，如何在竞 The so-called economic benefits are the benefits or benefits brought about by the result of a certain economic activity, which is a necessary way for the development of productive forces and the expansion of reproduction, as well as an effective means of increasing the state’s accumulation and raising the living standards of the people. Like enterprises, in the tide of economic restructuring, they are faced with the coexistence of competition and opportunities. The dominant ones are competition and how are they competing