Dynamic Contagion of Systemic Risks on Global Main Equity Markets Based on Granger Causality Networks

Table 2

Summary statistics for the monthly average out-degree of three different periods.

Period	N	Mean	Std. Deviation	Std. Error	Minimum	Maximum
during crisis	48	10.0858	2.73009	0.39405	5.82	15.18
before crisis	30	7.4735	2.64365	0.48266	4.32	14.18
after crisis	78	8.2787	2.22409	0.25183	5.03	14.18
Total	156	8.6799	2.64571	0.21183	4.32	15.18