Research on the Coupling Coordination and Correlation between Guangdong Province's Marine Industry and Regional Economy
In order to explore the optimization path of the coupled development of Marine industry and regional economy in Guangdong Province,this paper analyzes the interaction and coordinated development of Marine industry and regional economy in Guangdong Province from 2011 to 2020 by using the coupled coordination degree model based on the establishment of 29 secondary index rating systems such as Marine industry and regional economy.The key factors affecting the development of Marine industry and regional economy are discussed by using grey relational degree analysis.The research conclusions are as follows:during the study period,the comprehensive level of Marine industry and regional economy in Guangdong Province showed a trend of fluctuation and rise on the whole,and a high degree of coupling was formed between the two systems;the type of coupling coordination degree of the two systems developed from a mild imbalance in 2011 to a preliminary coordination level in 2020.In terms of the factors affecting the development of the coupling coordination degree,the tertiary industry investment in the regional economic development index has the greatest impact on the comprehensive level of the Marine industry,and the total Marine product in the Marine industry development index has the greatest impact on the comprehensive level of the regional economy.