Study of Changes in Economic Activity Linkage of Representative Routes Based on Construction and Operation of China’s ‘Eight vertical and Eight horizontal’ High-Speed Railroad

Key Points

• Economic activity linkage significantly improves through the construction of high-speed railroads, facilitating regional economic integration.
• The custom-built gravity model quantifies the economic impacts of high-speed rail on 16 representative routes in China.
• Higher population flows between cities result in increased high-speed rail usage and enhanced economic connectivity.
• Analysis highlights how high-speed rail construction impacts urban development, emphasizing the need for ongoing assessment.