Market reaction to the announcements of financial reports (Entire Sample, n:415)
| Date | CAR (%) | Pos:Neg | t-test Prob | BMP | Prob | KP | Prob | GRANK | Prob |
|---|---|---|---|---|---|---|---|---|---|
| Panel A: TPC financial statements | |||||||||
| (−20,20) | −1.28 | 164:251 | 0.1153 | −1.50 | 0.1347 | −1.11 | 0.2679 | −1.60 | 0.1130 |
| (−10,10) | −0.85 | 172:243 | 0.1099 | −0.99 | 0.3206 | −0.74 | 0.4619 | −1.34 | 0.1847 |
| (−5,5) | −0.97 | 168:247 | 0.0096*** | −1.57 | 0.1176 | −1.16 | 0.2464 | −1.45 | 0.1516 |
| (−3,3) | −0.81 | 165:250 | 0.0058*** | −1.92 | 0.0555* | −1.42 | 0.1560 | −1.55 | 0.1254 |
| (−2,2) | −0.44 | 169:246 | 0.0686* | −1.38 | 0.1668 | −1.02 | 0.3059 | −0.86 | 0.3933 |
| (−1,1) | −0.34 | 177:238 | 0.0709* | −1.66 | 0.0965* | −1.23 | 0.3455 | −0.95 | 0.1130 |
| (0,10) | −0.16 | 185:230 | 0.6659 | 0.31 | 0.7588 | 0.23 | 0.8201 | −0.04 | 0.9675 |
| (0,5) | −0.32 | 186:229 | 0.6501 | −0.45 | 0.7369 | −0.34 | 0.2679 | −0.76 | 0.4500 |
| (0,3) | −0.56 | 168:247 | 0.0096*** | −2.29 | 0.0218** | −1.70 | 0.0893* | −1.87 | 0.0640* |
| (0,20) | −1.55 | 173:242 | 0.0047*** | −2.01 | 0.0447** | −1.49 | 0.1371 | −1.59 | 0.1143 |
| (12,20) | −1.63 | 164:251 | 0.0000*** | −4.09 | 0.0000*** | −3.03 | 0.0025*** | −2.43 | 0.0169** |
| (−5,20) | −2.20 | 156:259 | 0.0005*** | −2.62 | 0.0088*** | −1.94 | 0.0522* | −2.43 | 0.0168** |
| (−7,20) | −2.55 | 152:263 | 0.0001*** | −3.17 | 0.0016*** | −2.34 | 0.0191** | −3.06 | 0.0028*** |
| Panel B: IFRS financial statements | |||||||||
| (−20,20) | −1.76 | 170:245 | 0.0340** | −1.72 | 0.0863* | −1.60 | 0.1103 | −2.23 | 0.0283** |
| (−10,10) | −1.26 | 161:254 | 0.0218** | −1.29 | 0.1967 | −1.20 | 0.2294 | −1.92 | 0.0578* |
| (−5,5) | −1.29 | 169:246 | 0.0008*** | −2.05 | 0.0401** | −1.91 | 0.0560* | −2.00 | 0.0488** |
| (−3,3) | −1.20 | 162:253 | 0.0001*** | −2.41 | 0.0158** | −2.25 | 0.0246** | −2.81 | 0.0060*** |
| (−2,2) | −1.18 | 160:255 | 0.000*** | −3.21 | 0.0013*** | −2.99 | 0.0028*** | −2.99 | 0.0035*** |
| (−1,1) | −0.68 | 168:247 | 0.0004*** | −2.52 | 0.0118** | −2.35 | 0.0190** | −2.40 | 0.0185** |
| (0,10) | −0.89 | 183:232 | 0.0194** | −1.39 | 0.1646 | −1.29 | 0.1957 | −1.41 | 0.1609 |
| (0,5) | −1.23 | 171:244 | 0.0000*** | −3.15 | 0.0017*** | −2.93 | 0.0034** | −2.84 | 0.0055*** |
| (0,3) | −1.04 | 153:262 | 0.0000*** | −3.26 | 0.0011*** | −3.04 | 0.0024** | −3.21 | 0.0018*** |
| (0,20) | −0.28 | 194:221 | 0.6094 | −0.16 | 0.8718 | −0.15 | 0.8806 | 0.12 | 0.9077 |
| (12,20) | 0.55 | 207:208 | 0.1065 | 1.61 | 0.1077 | 1.50 | 0.1342 | 2.13 | 0.0359** |
| (−5,20) | −0.34 | 189:226 | 0.5808 | 0.11 | 0.9150 | 0.10 | 0.9209 | −0.41 | 0.9968 |
| (−7,20) | −0.41 | 186:229 | 0.5242 | 0.11 | 0.9168 | 0.10 | 0.9225 | 0.04 | 0.9709 |
| Date | CAR (%) | Pos:Neg | BMP | Prob | KP | Prob | GRANK | Prob | |
|---|---|---|---|---|---|---|---|---|---|
| (−20,20) | −1.28 | 164:251 | 0.1153 | −1.50 | 0.1347 | −1.11 | 0.2679 | −1.60 | 0.1130 |
| (−10,10) | −0.85 | 172:243 | 0.1099 | −0.99 | 0.3206 | −0.74 | 0.4619 | −1.34 | 0.1847 |
| (−5,5) | −0.97 | 168:247 | 0.0096*** | −1.57 | 0.1176 | −1.16 | 0.2464 | −1.45 | 0.1516 |
| (−3,3) | −0.81 | 165:250 | 0.0058*** | −1.92 | 0.0555* | −1.42 | 0.1560 | −1.55 | 0.1254 |
| (−2,2) | −0.44 | 169:246 | 0.0686* | −1.38 | 0.1668 | −1.02 | 0.3059 | −0.86 | 0.3933 |
| (−1,1) | −0.34 | 177:238 | 0.0709* | −1.66 | 0.0965* | −1.23 | 0.3455 | −0.95 | 0.1130 |
| (0,10) | −0.16 | 185:230 | 0.6659 | 0.31 | 0.7588 | 0.23 | 0.8201 | −0.04 | 0.9675 |
| (0,5) | −0.32 | 186:229 | 0.6501 | −0.45 | 0.7369 | −0.34 | 0.2679 | −0.76 | 0.4500 |
| (0,3) | −0.56 | 168:247 | 0.0096*** | −2.29 | 0.0218** | −1.70 | 0.0893* | −1.87 | 0.0640* |
| (0,20) | −1.55 | 173:242 | 0.0047*** | −2.01 | 0.0447** | −1.49 | 0.1371 | −1.59 | 0.1143 |
| (12,20) | −1.63 | 164:251 | 0.0000*** | −4.09 | 0.0000*** | −3.03 | 0.0025*** | −2.43 | 0.0169** |
| (−5,20) | −2.20 | 156:259 | 0.0005*** | −2.62 | 0.0088*** | −1.94 | 0.0522* | −2.43 | 0.0168** |
| (−7,20) | −2.55 | 152:263 | 0.0001*** | −3.17 | 0.0016*** | −2.34 | 0.0191** | −3.06 | 0.0028*** |
| (−20,20) | −1.76 | 170:245 | 0.0340** | −1.72 | 0.0863* | −1.60 | 0.1103 | −2.23 | 0.0283** |
| (−10,10) | −1.26 | 161:254 | 0.0218** | −1.29 | 0.1967 | −1.20 | 0.2294 | −1.92 | 0.0578* |
| (−5,5) | −1.29 | 169:246 | 0.0008*** | −2.05 | 0.0401** | −1.91 | 0.0560* | −2.00 | 0.0488** |
| (−3,3) | −1.20 | 162:253 | 0.0001*** | −2.41 | 0.0158** | −2.25 | 0.0246** | −2.81 | 0.0060*** |
| (−2,2) | −1.18 | 160:255 | 0.000*** | −3.21 | 0.0013*** | −2.99 | 0.0028*** | −2.99 | 0.0035*** |
| (−1,1) | −0.68 | 168:247 | 0.0004*** | −2.52 | 0.0118** | −2.35 | 0.0190** | −2.40 | 0.0185** |
| (0,10) | −0.89 | 183:232 | 0.0194** | −1.39 | 0.1646 | −1.29 | 0.1957 | −1.41 | 0.1609 |
| (0,5) | −1.23 | 171:244 | 0.0000*** | −3.15 | 0.0017*** | −2.93 | 0.0034** | −2.84 | 0.0055*** |
| (0,3) | −1.04 | 153:262 | 0.0000*** | −3.26 | 0.0011*** | −3.04 | 0.0024** | −3.21 | 0.0018*** |
| (0,20) | −0.28 | 194:221 | 0.6094 | −0.16 | 0.8718 | −0.15 | 0.8806 | 0.12 | 0.9077 |
| (12,20) | 0.55 | 207:208 | 0.1065 | 1.61 | 0.1077 | 1.50 | 0.1342 | 2.13 | 0.0359** |
| (−5,20) | −0.34 | 189:226 | 0.5808 | 0.11 | 0.9150 | 0.10 | 0.9209 | −0.41 | 0.9968 |
| (−7,20) | −0.41 | 186:229 | 0.5242 | 0.11 | 0.9168 | 0.10 | 0.9225 | 0.04 | 0.9709 |
Note(s): This table presents the event study results corresponding to the market reaction to the disclosure of TPC and IFRS financial statements. CAR is average cumulative abnormal returns. Standard t-test and the BMP test are parametric tests, while KP and GRANK are non-parametric tests. ***, **, and * denote 1%, 5%, and 10% significance levels, respectively
Source(s): Authors’ own work
Sharing content requires targeting cookies to be enabled. Please update your cookie preferences to use this feature.