颂扬国家 发表于 2025-3-30 12:16:30

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Eosinophils 发表于 2025-3-30 14:36:25

Einfache selbstdefinierte Datentypen, correlated for up to 3 days. We use the delay correlations to identify these groups of stocks. In contrast to the results of same-time correlation matrix analysis, the groups in this case do not appear to come from any industry segments. We present our results using the closing prices of 326 signif

cardiopulmonary 发表于 2025-3-30 19:15:05

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查看完整版本: Titlebook: Econophysics of Markets and Business Networks; Arnab Chatterjee,Bikas K. Chakrabarti Book 2007 Springer-Verlag Milan 2007 Banking.Econophy