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长久以来,港口发展与城市经济的增长都存在的互动关系。本文利用1990-2009年的经济数据,在单位根检验和协整分析的基础上进行了格兰杰因果检验和建立误差修正模型,对港口发展与经济增长关系进行了实证研究。揭示港口和城市之间存在长期稳定的关系,并基于南通港城互动发展的目标提出了相应的建议。
For a long time, there has been an interaction between the development of the port and the growth of the urban economy. Based on the unit root test and cointegration analysis, this paper uses Granger causality test and error correction model to make an empirical study on the relationship between port development and economic growth from 1990 to 2009 economic data. Reveal the long-term and stable relationship between the port and the city, and put forward corresponding suggestions based on the goal of the interactive development of the port city of Nantong.