Results of Nio's (10 days window model) abnormal returns
| NIO | ||||
|---|---|---|---|---|
| Constant return approach | Market return approach | Market model approach | ||
| Cumulative abnormal return (CAR) | Event | 0.000 | 0.013 | 0.017 |
| Anticipation | −0.126 | −0.107 | −0.163 | |
| Adjustment | 0.027 | 0.060 | 0.028 | |
| Total | −0.099 | −0.033 | −0.117 | |
| Buy and hold abnormal return (BHAR) | Event | 0.000 | 0.013 | 0.017 |
| Anticipation | −0.124 | −0.107 | −0.157 | |
| Adjustment | 0.022 | 0.072 | 0.042 | |
| Total | −0.105 | −0.043 | −0.121 | |
| t-stat (CAR) | Event | −0.010 | 0.279 | 0.363 |
| Anticipation | −2.623** | −2.239** | −3.406*** | |
| Adjustment | 0.560 | 1.263 | 0.591 | |
| Total | −2.063** | −0.697 | −2.451** | |
| t-stat (BHAR) | Event | −0.010 | 0.279 | 0.363 |
| Anticipation | −2.591** | −2.243** | −3.276*** | |
| Adjustment | 0.460 | 1.499 | 0.884 | |
| Total | −2.188** | −0.904 | −2.531** | |
| NIO | ||||
|---|---|---|---|---|
| Constant return approach | Market return approach | Market model approach | ||
| Cumulative abnormal return (CAR) | 0.000 | 0.013 | 0.017 | |
| −0.126 | −0.107 | −0.163 | ||
| 0.027 | 0.060 | 0.028 | ||
| −0.099 | −0.033 | −0.117 | ||
| Buy and hold abnormal return (BHAR) | 0.000 | 0.013 | 0.017 | |
| −0.124 | −0.107 | −0.157 | ||
| 0.022 | 0.072 | 0.042 | ||
| −0.105 | −0.043 | −0.121 | ||
| −0.010 | 0.279 | 0.363 | ||
| −2.623** | −2.239** | −3.406*** | ||
| 0.560 | 1.263 | 0.591 | ||
| −2.063** | −0.697 | −2.451** | ||
| −0.010 | 0.279 | 0.363 | ||
| −2.591** | −2.243** | −3.276*** | ||
| 0.460 | 1.499 | 0.884 | ||
| −2.188** | −0.904 | −2.531** | ||
Note(s): ***p < 0.001; **p < 0.05; *p < 0.10
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