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Table 6 Topological features of the correlation network by sub-period

From: Dynamic correlation network analysis of financial asset returns with network clustering

  Density Centralization Heterogeneity
T1 0.625 0.149 0.273
T2 0.614 0.158 0.313
T3 0.638 0.147 0.304
Whole period 0.627 0.151 0.282
  Index (Index-100) Index (Index-100) Index (Index-100)
T1 99.66 (-0.34) 99.09 (-0.91) 96.65 (-3.35)
T2 97.96 (-2.04) 104.76 (+4.76) 110.78 (+10.78)
T3 101.75 (+1.75) 97.47 (-2.53) 107.52 (+7.52)
Whole period 100   100   100  
  1. Note: T1, T2, and T3 represent the sub-periods identified by the subspace clustering of conditional adjacency matrices as shown in Table 5. The relative indices of those three topological measures are indexed as 100 at the whole period levels, respectively