长江经济带港口城市产业发展研究

he Yangtze River Economic Belt is one of the three main zones of China's economic development. The development of the Yangtze River Economic Belt has the historical responsibility obligatory to the rise of central China and even the revival of the Chinese economy, which include the development of the port city in the Yangtze River Economic Belt.In this paper, the method of location entropy is used to analyze the location entropy of 19 industrial sectors in 17 port cities of The Yangtze River Economic Belt from 2003 to 2013.The results show that the concentration of the wholesale and retail trade and the catering industry in the port city of The Yangtze River Economic Belt is significantly higher than the national average, showing the inverted U - shaped trend in the late period of the early period.In the Yangtze River economic zone, the lower reaches of The Yangtze River Economic Belt occupy a dominant advantage in the area of the manufacturing, financial and leasing and commercial services, while the port cities in the upper and middle reaches of the Yangtze River occupy a dominant advantage in the area of the construction industry.In the analysis of the industrial structure of the port cities in The Yangtze River Economic Belt, the lower reaches of The Yangtze River Economic Belt dominated the manufacturing, finance and leasing and commercial services sectors, while the upper and middle reaches of The Yangtze River Economic Belt dominated the construction industry.On this basis, this paper puts forward some policy suggestions to optimize the industrial structure of The Yangtze River Economic Belt.