Okuyama, K; Takayasu, M; Takayasu, H - In: Physica A: Statistical Mechanics and its Applications 269 (1999) 1, pp. 125-131
Distribution functions of annual income of companies are analyzed based on two company databases. A clear power law distribution consistent with the Zipf's law can be confirmed for Japanese companies over more than three decades in income scale. Similar distributions can be confirmed in some...