Date | Event window | T_test | Wilcoxon signed-ranks test | ||
CAARs | t value | CAARs | t value | ||
2021.04.22 | [−4; 4] | −0.0248*** | −2.9181 | −0.0248*** | −4.5759 |
[−3; 3] | −0.0324*** | −4.3221 | −0.0324*** | −6.5540 | |
[−2; 2] | −0.0128** | −2.0176 | −0.0128*** | −3.1611 | |
[−1; 1] | −0.0120** | −2.4517 | −0.0120*** | −3.2724 | |
2021.09.02 | [−4; 4] | 0.1165*** | 11.7597 | 0.1165*** | 8.8406 |
[−3; 3] | 0.0992*** | 11.3310 | 0.0992*** | 8.7759 | |
[−2; 2] | 0.0767*** | 10.3732 | 0.0767*** | 7.9297 | |
[−1; 1] | 0.0340*** | 5.9489 | 0.0340*** | 4.3099 | |
2022.03.28 | [−4; 4] | −0.0023 | −0.2222 | −0.0023 | −0.9903 |
[−3; 3] | −0.0092 | −1.0006 | −0.0092** | −1.9734 | |
[−2; 2] | −0.0030 | −0.3916 | −0.0030 | −0.2169 | |
[−1; 1] | 0.0019 | 0.3208 | 0.0019 | 1.2399 |