The rational flow and optimal allocation of urban and rural factors is the key to solving the problem of unbalanced and insufficient urban and rural development. This study draws on the theory of ecol
The spatial characteristics of element flow and its spillover are important topics in economics, sociology, and geography, and significant to the promotion of the coordinated development of urban aggl
The rational flow and optimal allocation of urban and rural factors is the key to solving the problem of unbalanced and insufficient urban and rural development. This study draws on the theory of ecol