Cumulative abnormal returns for different sets of markets during the event window
| Event window | Global | Developed markets | Emerging markets | Frontier markets | Americas | Europe | Middle East & Africa | Asia & Pacific | |
|---|---|---|---|---|---|---|---|---|---|
| (1,511 companies) | (1,068 companies) | (311 companies) | (132 companies) | (463 companies) | (471 companies) | (75 companies) | (558 companies) | ||
| Pre-Event days | (−30, 0) | 0.00130*** | 0.00536*** | 0.00280* | 0.00562 | 0.00890*** | 0.00029 | −0.00522 | 0.00468* |
| (3.7317) | (3.3551) | (1.8227) | (0.8675) | (4.5532) | (0.1333) | (−0.3159) | (1.9609) | ||
| (−15, 0) | 0.00665 | 0.01002* | 0.00262 | −0.01109 | 0.03095*** | −0.00271 | 0.00398 | −0.00489 | |
| (1.4440) | (1.7916) | (0.2645) | (−0.8103) | (3.2014) | (−0.3304) | (0.2075) | (−0.7071) | ||
| (−10, 0) | 0.01381** | 0.01621** | 0.01757 | −0.01447 | 0.01478 | 0.00782 | −0.01346 | 0.01859** | |
| (2.2826) | (2.1657) | (1.3401) | (−1.1020) | (1.2063) | (0.6852) | (−0.5832) | (2.0045) | ||
| (−5, 0) | 0.01975*** | 0.02698*** | 0.01022 | −0.01628 | 0.04079*** | 0.01830 | 0.01769 | 0.00781 | |
| (2.8957) | (3.1024) | (0.7924) | (−1.1170) | (2.8715) | (1.5068) | (0.6500) | (0.7462) | ||
| (−1, 0) | 0.03577*** | 0.04659*** | 0.01881 | −0.01190 | 0.08765*** | 0.02433* | 0.01930 | 0.00362 | |
| (4.6561) | (4.9346) | (1.1153) | (−0.6942) | (5.3590) | (1.7261) | (0.6331) | (0.3323) | ||
| Event days | (0, 0) | 0.04792*** | 0.06002*** | 0.03479** | −0.01905 | 0.09944*** | 0.03423** | 0.01930 | 0.01914* |
| (6.1357) | (6.1398) | (2.2772) | (−0.9492) | (6.1990) | (2.3034) | (0.6331) | (1.7128) | ||
| Post-Event days | (0, +1) | 0.03976*** | 0.05042*** | 0.02692* | −0.01615 | 0.08062*** | 0.02499* | 0.02880 | 0.01827 |
| (5.1987) | (5.3183) | (1.6793) | (−0.8880) | (5.1618) | (1.8218) | (0.9613) | (1.5616) | ||
| (0, +5) | 0.00913*** | 0.10309*** | 0.07507*** | 0.03465* | 0.13118*** | 0.08499*** | 0.04715* | 0.06915*** | |
| (11.0816) | (10.1172) | (4.2770) | (1.8084) | (7.7491) | (5.8047) | (1.6939) | (5.3952) | ||
| (0, +10) | 0.12303*** | 0.15292*** | 0.04962*** | 0.05414 | 0.20621*** | 0.13499*** | 0.02270 | 0.05845*** | |
| (12.1907) | (11.7110) | (3.0079) | (2.4300) | (9.1497) | (7.2714) | (0.8864) | (4.4358) | ||
| (0, +15) | 0.07367*** | 0.09293*** | 0.03192 | 0.01620 | 0.12681*** | 0.09176*** | 0.00569 | 0.02510* | |
| (6.9638) | (6.9408) | 1.5329 | (0.7591) | (5.4295) | (4.9038) | (0.2043) | (1.6664) | ||
| (0, +30) | 0.10048*** | 0.13139*** | 0.04956* | −0.02963 | 0.15154*** | 0.13731*** | 0.01734 | 0.04140** | |
| (8.5606) | (9.1269) | (1.9567) | (−1.1130) | (6.1376) | (6.4971) | (0.4921) | (2.3639) | ||
| Event window | Global | Developed markets | Emerging markets | Frontier markets | Americas | Europe | Middle East & Africa | Asia & Pacific | |
|---|---|---|---|---|---|---|---|---|---|
| (1,511 companies) | (1,068 companies) | (311 companies) | (132 companies) | (463 companies) | (471 companies) | (75 companies) | (558 companies) | ||
| Pre-Event days | (−30, 0) | 0.00130*** | 0.00536*** | 0.00280* | 0.00562 | 0.00890*** | 0.00029 | −0.00522 | 0.00468* |
| (3.7317) | (3.3551) | (1.8227) | (0.8675) | (4.5532) | (0.1333) | (−0.3159) | (1.9609) | ||
| (−15, 0) | 0.00665 | 0.01002* | 0.00262 | −0.01109 | 0.03095*** | −0.00271 | 0.00398 | −0.00489 | |
| (1.4440) | (1.7916) | (0.2645) | (−0.8103) | (3.2014) | (−0.3304) | (0.2075) | (−0.7071) | ||
| (−10, 0) | 0.01381** | 0.01621** | 0.01757 | −0.01447 | 0.01478 | 0.00782 | −0.01346 | 0.01859** | |
| (2.2826) | (2.1657) | (1.3401) | (−1.1020) | (1.2063) | (0.6852) | (−0.5832) | (2.0045) | ||
| (−5, 0) | 0.01975*** | 0.02698*** | 0.01022 | −0.01628 | 0.04079*** | 0.01830 | 0.01769 | 0.00781 | |
| (2.8957) | (3.1024) | (0.7924) | (−1.1170) | (2.8715) | (1.5068) | (0.6500) | (0.7462) | ||
| (−1, 0) | 0.03577*** | 0.04659*** | 0.01881 | −0.01190 | 0.08765*** | 0.02433* | 0.01930 | 0.00362 | |
| (4.6561) | (4.9346) | (1.1153) | (−0.6942) | (5.3590) | (1.7261) | (0.6331) | (0.3323) | ||
| Event days | (0, 0) | 0.04792*** | 0.06002*** | 0.03479** | −0.01905 | 0.09944*** | 0.03423** | 0.01930 | 0.01914* |
| (6.1357) | (6.1398) | (2.2772) | (−0.9492) | (6.1990) | (2.3034) | (0.6331) | (1.7128) | ||
| Post-Event days | (0, +1) | 0.03976*** | 0.05042*** | 0.02692* | −0.01615 | 0.08062*** | 0.02499* | 0.02880 | 0.01827 |
| (5.1987) | (5.3183) | (1.6793) | (−0.8880) | (5.1618) | (1.8218) | (0.9613) | (1.5616) | ||
| (0, +5) | 0.00913*** | 0.10309*** | 0.07507*** | 0.03465* | 0.13118*** | 0.08499*** | 0.04715* | 0.06915*** | |
| (11.0816) | (10.1172) | (4.2770) | (1.8084) | (7.7491) | (5.8047) | (1.6939) | (5.3952) | ||
| (0, +10) | 0.12303*** | 0.15292*** | 0.04962*** | 0.05414 | 0.20621*** | 0.13499*** | 0.02270 | 0.05845*** | |
| (12.1907) | (11.7110) | (3.0079) | (2.4300) | (9.1497) | (7.2714) | (0.8864) | (4.4358) | ||
| (0, +15) | 0.07367*** | 0.09293*** | 0.03192 | 0.01620 | 0.12681*** | 0.09176*** | 0.00569 | 0.02510* | |
| (6.9638) | (6.9408) | 1.5329 | (0.7591) | (5.4295) | (4.9038) | (0.2043) | (1.6664) | ||
| (0, +30) | 0.10048*** | 0.13139*** | 0.04956* | −0.02963 | 0.15154*** | 0.13731*** | 0.01734 | 0.04140** | |
| (8.5606) | (9.1269) | (1.9567) | (−1.1130) | (6.1376) | (6.4971) | (0.4921) | (2.3639) | ||
Note(s): CAR stands for cumulative abnormal return. The ordinate represents the event window. ***, **, and * are significant at 1%, 5%, and 10% confidence levels, respectively
Source(s): Elaborated by the authors