一、我国港口转型升级的必要性1.国际因素港口转型升级是适应世界宏观经济的客观需要。伴随着后危机时代的到来,世界经济进入了相对平稳的状态。但是众所周知,这种平稳只是暂时的,是相对的,危机发生的根源及影响并没有彻底清除,世界经济发展仍存在着很多不确定、不稳定因素,并在相当长的一段时期内处于缓和与动荡并存的状态。再加上最近几年世界经济发生的巨大变动,像欧洲国家的债务危机,日本大地震 I. The Necessity of China’s Ports’ Transformation and Upgrading 1. International Factors The port’s transformation and upgrading is an objective response to the needs of the world’s macro economy. With the advent of the post-crisis era, the world economy has entered a relatively stable state. However, as we all know, such stability is only temporary and relative. The root causes and effects of the crisis have not been completely eliminated. There are still many uncertainties and unstable factors in the world economic development and are in a period of quite a long period of relaxation. Turbulent state of existence. Coupled with tremendous changes in the world economy in recent years, such as the debt crisis in European countries, the Japan Earthquake