@article{sustainabilityofcitiesunderdeclining, title = {Sustainability of cities under declining population and decreasing distance frictions: The case of Japan}, author = {Tomoya Mori and Daisuke Murakami}, year = {2025}, eprint = {2505.08333}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2505.08333v1}, }