Abstract
The coronavirus pandemic (COVID-19) has feverish impact on the global stock market as well as Vietnam. We all know that that the first and severe impact of any medical pandemic is human suffering and the loss of lives. However, the rapid widespread of the Covid-19 together with no vaccine to prevent it at the moment has turn the medical pandemic into the financial pandemic. All firms are affected but not at the same level. This study therefore examines the reactions of almost all listed firms in Vietnam during three periods of the COVID-19 and try to figure out the impact of firm’s characteristics on the cumulative abnormal return.
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Appendix
Appendix
See (Table 6).
Variance inflation factor: The Beginning
| Â | VIF | 1/VIF |
|---|---|---|
car05 | 1.044 | .958 |
roan | 1.226 | .816 |
size | 1.258 | .795 |
leverage | 1.475 | .678 |
Currentratio | 1.434 | .697 |
bv | 1.174 | .851 |
2.groupsector | 5.87 | .17 |
3.groupsector | 7.32 | .137 |
4.groupsector | 4.246 | .235 |
5.groupsector | 3.075 | .325 |
6.groupsector | 13.187 | .076 |
7.groupsector | 2.196 | .455 |
8.groupsector | 9.8 | .102 |
9.groupsector | 6.924 | .144 |
10.groupsector | 4.846 | .206 |
Mean VIF | 4.338 | Â |
Variance inflation factor: The Ongoing
| Â | VIF | 1/VIF |
|---|---|---|
car05 | 1.092 | .916 |
roan | 1.237 | .808 |
size | 1.23 | .813 |
leverage | 1.476 | .677 |
Currentratio | 1.446 | .692 |
bv | 1.175 | .851 |
2.groupsector | 5.937 | .168 |
3.groupsector | 7.401 | .135 |
4.groupsector | 4.306 | .232 |
5.groupsector | 3.071 | .326 |
6.groupsector | 13.407 | .075 |
7.groupsector | 2.242 | .446 |
8.groupsector | 9.882 | .101 |
9.groupsector | 6.935 | .144 |
10.groupsector | 4.845 | .206 |
Mean VIF | 4.379 | Â |
Variance inflation factor: The Outbreak
| Â | VIF | 1/VIF |
|---|---|---|
car05 | 1.039 | .962 |
roan | 1.243 | .804 |
size | 1.233 | .811 |
leverage | 1.476 | .677 |
Currentratio | 1.434 | .697 |
bv | 1.18 | .848 |
2.groupsector | 5.888 | .17 |
3.groupsector | 7.328 | .136 |
4.groupsector | 4.26 | .235 |
5.groupsector | 3.071 | .326 |
6.groupsector | 13.204 | .076 |
7.groupsector | 2.205 | .453 |
8.groupsector | 9.811 | .102 |
9.groupsector | 6.905 | .145 |
10.groupsector | 4.837 | .207 |
Mean VIF | 4.341 | Â |
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Tran, M.H., Tran, M. (2022). COVID-19: What is Going on with the Stock Market in Vietnam. In: Ngoc Thach, N., Ha, D.T., Trung, N.D., Kreinovich, V. (eds) Prediction and Causality in Econometrics and Related Topics. ECONVN 2021. Studies in Computational Intelligence, vol 983. Springer, Cham. https://doi.org/10.1007/978-3-030-77094-5_42
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