Kaizoji, Taisei; Kaizoji, Michiyo - In: Physica A: Statistical Mechanics and its Applications 344 (2004) 1, pp. 240-243
In this paper, we quantitatively investigate the statistical properties of an ensemble of stock prices. We selected 1200 stocks traded in the Tokyo Stock Exchange and formed a statistical ensemble of daily stock prices for each trading day in the 5 year period from January 4, 1988 to December...