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Correlation based networks of equity returns sampled at different time horizons

Tumminello, M; Di Matteo, Tiziana; Aste, Tomaso; Mantegna, R N


We investigate the planar maximally filtered graphs of the portfolio of the 300 most capitalized stocks traded at the New York Stock Exchange during the time period 2001-2003. Topological properties such as the average length of shortest paths, the betweenness and the degree are computed on different planar maximally filtered graphs generated by sampling the returns at different time horizons ranging from 5 min up to one trading day. This analysis confirms that the selected stocks compose a...[Show more]

CollectionsANU Research Publications
Date published: 2007
Type: Journal article
Source: European Physical Journal B
DOI: 10.1140/epjb/e2006-00414-4


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