Akamatsu, Takashi and Takayama, Yuki (2009): A Simplified Approach to Analyzing Multi-regional Core-Periphery Models. Unpublished.
Akamatsu, Takashi; Takayama, Yuki and Ikeda, Kiyohiro (2009): Spatial Discounting, Fourier, and Racetrack Economy: A Recipe for the Analysis of Spatial Agglomeration Models. Unpublished.
Ikeda, Kiyohiro; Akamatsu, Takashi and Kono, Tatsuhito (2009): Spatial Period-Doubling Agglomeration of a Core-Periphery Model with a System of Cities. Unpublished.