Cumulative abnormal returns (CARs) for boycott supporting firms
| Event window | CAR | t-test | Boehmer et al. test | Sign test |
|---|---|---|---|---|
| (−5, −1) | −2.13% | −3.12*** | −4.11*** | −3.95*** |
| (−3, −1) | −1.65% | −4.51*** | −4.34*** | −3.57*** |
| (−5, +5) | −0.04% | −0.03 | −0.48 | −1.25 |
| (−4, +4) | 0.73% | 0.72 | 0.49 | 1.06 |
| (−3, +3) | 0.30% | 0.51 | 0.09 | 0.29 |
| (−2, +2) | 0.83% | 1.05 | 0.90 | 0.68 |
| (−1, +1) | 0.97% | 1.47 | 1.3 | 1.06 |
| (+1, +2) | 1.57% | 2.85*** | 3.02*** | 1.83* |
| (+1, +3) | 2.16% | 3.68*** | 4.12*** | 2.22** |
| (+1, +4) | 2.68% | 3.72*** | 4.76*** | 4.14*** |
| (+1, +5) | 2.30% | 2.42*** | 3.03*** | 1.45 |
| Event window | CAR | Boehmer | Sign test | |
|---|---|---|---|---|
| (−5, −1) | −2.13% | −3.12*** | −4.11*** | −3.95*** |
| (−3, −1) | −1.65% | −4.51*** | −4.34*** | −3.57*** |
| (−5, +5) | −0.04% | −0.03 | −0.48 | −1.25 |
| (−4, +4) | 0.73% | 0.72 | 0.49 | 1.06 |
| (−3, +3) | 0.30% | 0.51 | 0.09 | 0.29 |
| (−2, +2) | 0.83% | 1.05 | 0.90 | 0.68 |
| (−1, +1) | 0.97% | 1.47 | 1.3 | 1.06 |
| (+1, +2) | 1.57% | 2.85*** | 3.02*** | 1.83* |
| (+1, +3) | 2.16% | 3.68*** | 4.12*** | 2.22** |
| (+1, +4) | 2.68% | 3.72*** | 4.76*** | 4.14*** |
| (+1, +5) | 2.30% | 2.42*** | 3.03*** | 1.45 |
Note(s): This table shows the cumulative abnormal returns (CARs) for boycott supporting firms over several intervals within the event window. The t statistic reflects a two-tailed test that the cumulative abnormal returns are different from zero. ***, **, and * indicate statistical significance at the 1%, 5% and 10% level, respectively
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