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q-fin.GN2011★ 19 cited
Biased diffusion on Japanese inter-firm trading network: Estimation of sales from network structure
Hayafumi Watanabe, Hideki Takayasu, Misako Takayasu
To investigate the actual phenomena of transport on a complex network, we analysed empirical data for an inter-firm trading network, which consists of about one million Japanese fi…
q-fin.GN2007★ 5 cited
The Grounds For Time Dependent Market Potentials From Dealers' Dynamics
Kenta Yamada, Hideki Takayasu, Misako Takayasu
We apply the potential force estimation method to artificial time series of market price produced by a deterministic dealer model. We find that dealers' feedback of linear predicti…