Research

Selected Works

• Spatial scale of agglomeration and dispersion: Number, spacing, and the spatial extent of cities
  Journal of Urban Economics (2026)
  (with T. Akamatsu, T. Mori, Y. Takayama)
  

  • DOI
  • PDF
  • Codes
  • RIETI-DP(2017)
• Equilibrium refinement for a model of non-monocentric internal structures of cities: A potential game approach
  Journal of Economic Theory (2020)
  (with T. Akamatsu)
  

  • DOI
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Works in Progress

• Sampling logit equilibrium and endogenous payoff distortion (2026)
  R&R at Games and Economic BehaviorarXivslides
• History, expectations, and the geography of adjustment (2026)draftslides
  Previous titles: 'Understanding regional dynamics'; 'Transport costs and the dynamic stability of regional agglomeration' old poster(ja)
• Origin of power laws and their spatial fractal structure for city-size distributions (2024)
  (with T. Mori, T. Akamatsu, and Y. Takayama)arXiv
• Most likely retail agglomeration patterns: Potential maximization and stochastic stability of spatial equilibria (2025)
  R&R at Spatial Economic Analysis
  (with T. Akamatsu and Y. Kogure)arXiv
• Innovation, spillovers and economic geography (2025)
  (with J. M. Gaspar)arXiv
• Production externalities and dispersion process in a multi-region economy (2021)
  (with J. M. Gaspar)arXiv
• Social interactions, technological externalities, and urban spatial structure
  (with H. Konishi)
• Non-monocentric urban spatial structure in two dimensions
  (with T. Akamatsu and T. Sakai)

Publications

• Spatial scale of agglomeration and dispersion: Number, spacing, and the spatial extent of cities
  Journal of Urban Economics (2026)
  (with T. Akamatsu, T. Mori, Y. Takayama)
  

  • DOI
  • PDF
  • Codes
  • RIETI-DP(2017)
• Time evolution of city distributions in Germany: Group-theoretic spectrum analysis
  Networks and Spatial Economics (2022)
  (with K. Ikeda, Y. Takayama)
  

  • DOI
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• Perturbed cusp catastrophe in a population game: Spatial economics with locational asymmetries
  Journal of Regional Science (2022)
  (with K. Ikeda, J. M. Gaspar, Y. Takayama)
  

  • DOI
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• Model-based analysis on social acceptability and feasibility of a focused protection strategy against the COVID-19 pandemic
  Scientific Reports (2021)
  (with T. Akamatsu, T. Nagae, K. Satsukawa, T. Sakai, D. Mizutani)
  

  • DOI
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• Breaking and sustaining bifurcations in S_N-invariant equidistant economy
  International Journal of Bifurcation and Chaos (2021)
  (with H. Aizawa, K. Ikeda, J. M. Gaspar)
  

  • DOI
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• Equilibrium refinement for a model of non-monocentric internal structures of cities: A potential game approach
  Journal of Economic Theory (2020)
  (with T. Akamatsu)
  

  • DOI
  • PDF
• First-best dynamic assignment of commuters with endogenous heterogeneities in a corridor network
  Transportation Research Part B: Methodological (2018)
  (with H. Fu, T. Akamatsu)
  

  • DOI
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• Harris and Wilson (1978) model revisited: The spatial period-doubling bifurcation in an urban retail model
  Journal of Regional Science (2016)
  (with T. Akamatsu, Y. Takayama)
  

  • DOI
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• Spatio-temporal analysis of gasoline shortages in the Tohoku region after the Great East Japan Earthquake
  Journal of JSCE (2013)
  (with T. Akamatsu, T. Nagae, H. Yamaguchi)
  

  • DOI
  • PDF

和文論文 / Publications in Japanese

• researchmap をご覧ください．