Do cities with higher administrative hierarchies always enjoy higher intercity connections? Based on an innovation of twin cities (Chengdu-Chongqing) in China, this paper uses machine learning methods (linear model, support vector machines, neural network and random forest) to predict the...

Transport infrastructure connectivity (TIC) has strong endogeneity issues, which makes it difficult to directly assess its impact on local conflict resolution. This study takes a position into the dispute about the two-edged effects of TIC in the process of peace and stabilization, and compares...