Research Article
The Impact of COVID-19 on the Dependence of Chinese Stock Market
Figure 4
The NS value of the 10 sector indexes. (a) The calm period, (b) the pandemic period, (c) the post-pandemic period (the number on horizontal axis is the sector number in Table 1, and the number on vertical axis is the value of node strength).
(a) |
(b) |
(c) |