The Impact of Transportation Infrastructure on Economic Development——A Case Study of the Yangtze River Economic Belt

With the rapid economic development of the Yangtze River Economic Belt, transportation infrastructure has gradually developed, improved, and matured, highlighting the increasing importance of its interconnectivity and systematic development. As a pivotal move for high-quality development in the Yangtze River Economic Belt, this paper takes the transportation infrastructure and economic development level of the Yangtze River Economic Belt as the research object, exploring their relationship from two perspectives: economic growth and the improvement and transformation of transportation infrastructure. It describes the status of regional transportation infrastructure and economic development from 2014 to 2022 and theoretically analyzes the impact of transportation infrastructure on economic development. This paper conducts a multifaceted study on the influence of transportation infrastructure conditions on economic growth, combining theoretical analysis with empirical research, and incorporating both rational judgment and objective descriptive analysis. Consequently, it is concluded that there is a significant correlation between per capita GDP growth and railway traffic density, highway traffic density, and inland waterway traffic density in the Yangtze River Economic Belt. Meanwhile, differences in transportation infrastructure within the region have led to spatial agglomeration and diffusion phenomena. This uneven development demonstrates that there is still room for continuous improvement and upgrading of transportation infrastructure, requiring the government to continue its efforts in promoting economic development and infrastructure construction in the future, maintaining a consistent pace between the two to achieve coordinated and balanced economic development.