Estimate variance equation in BSE
| GARCH | PARCH | |||||||
|---|---|---|---|---|---|---|---|---|
| Pre-L2 | Pre-L1 | Post-L1 | Post-L2 | Pre-L2 | Pre-L1 | Post-L1 | Post-L2 | |
| C | 0.496* | 0.027* | 0.025* | 0.024* | 0.031* | 0.023* | 0.024* | 0.023* |
| αi | 0.144* | 0.107* | 0.101* | 0.099* | 0.121* | 0.116* | 0.109* | 0.107* |
| βi | 0.801* | 0.886* | 0.894* | 0.896* | 0.173* | 0.165* | 0.141* | 0.164* |
| γ | 0.880* | 0.895* | 0.895* | 0.896* | ||||
| δ | 1.495* | 1.274* | 1.642* | 1.649* | ||||
| Buddha Purnima | −0.694 | 0.011 | 0.175 | 0.090 | 0.017 | −0.023 | −0.031 | 0.055 |
| Christmas | 6.249* | 4.495* | −0.079 | −0.033 | 2.784 | 1.975* | −0.289* | −0.029 |
| Diwali | −0.991* | −0.264* | −0.299* | −0.127* | −0.111** | −0.230* | −0.135 | −0.139** |
| Dussehra | −0.939* | −0.291*** | −0.159 | −0.100 | −0.123** | −0.192** | −0.127 | −0.056 |
| Eid al fitr | −1.023* | −0.226** | −0.158 | −0.077 | −0.100** | −0.163** | −0.063 | −0.048 |
| Ganesh Chaturthi | −0.929* | 0.028 | −0.094 | 0.011 | 0.044 | 0.042 | 0.079 | 0.009 |
| Good Friday | −0.353 | −0.017 | 0.096 | −0.008 | −0.044 | −0.031 | −0.036 | −0.013 |
| Gurunanak | −0.447** | 0.019 | −0.052 | −0.050 | 0.042 | 0.018 | −0.057 | −0.013 |
| Holi | −0.303 | 0.051 | −0.041 | 0.026 | 0.052 | 0.022 | −0.123 | 0.028 |
| Mahasahivaratri | −0.262 | −0.317** | −0.142 | −0.068 | −0.147*** | −0.237* | −0.243 | −0.050 |
| Mahavir Jayanti | −0.655 | −0.104 | −0.277 | −0.095 | 0.010 | −0.060 | −0.080 | −0.071 |
| Muharram | −0.298 | −0.029 | −0.034 | 0.015 | −0.037 | −0.070 | 0.132 | −0.027 |
| GARCH | PARCH | |||||||
|---|---|---|---|---|---|---|---|---|
| Pre-L2 | Pre-L1 | Post-L1 | Post-L2 | Pre-L2 | Pre-L1 | Post-L1 | Post-L2 | |
| C | 0.496 | 0.027 | 0.025 | 0.024 | 0.031 | 0.023 | 0.024 | 0.023 |
| 0.144 | 0.107 | 0.101 | 0.099 | 0.121 | 0.116 | 0.109 | 0.107 | |
| 0.801 | 0.886 | 0.894 | 0.896 | 0.173 | 0.165 | 0.141 | 0.164 | |
| | 0.880 | 0.895 | 0.895 | 0.896 | ||||
| | 1.495 | 1.274 | 1.642 | 1.649 | ||||
| Buddha Purnima | −0.694 | 0.011 | 0.175 | 0.090 | 0.017 | −0.023 | −0.031 | 0.055 |
| Christmas | 6.249 | 4.495 | −0.079 | −0.033 | 2.784 | 1.975 | −0.289 | −0.029 |
| Diwali | −0.991 | −0.264 | −0.299 | −0.127 | −0.111 | −0.230 | −0.135 | −0.139 |
| Dussehra | −0.939 | −0.291 | −0.159 | −0.100 | −0.123 | −0.192 | −0.127 | −0.056 |
| Eid al fitr | −1.023 | −0.226 | −0.158 | −0.077 | −0.100 | −0.163 | −0.063 | −0.048 |
| Ganesh Chaturthi | −0.929 | 0.028 | −0.094 | 0.011 | 0.044 | 0.042 | 0.079 | 0.009 |
| Good Friday | −0.353 | −0.017 | 0.096 | −0.008 | −0.044 | −0.031 | −0.036 | −0.013 |
| Gurunanak | −0.447 | 0.019 | −0.052 | −0.050 | 0.042 | 0.018 | −0.057 | −0.013 |
| Holi | −0.303 | 0.051 | −0.041 | 0.026 | 0.052 | 0.022 | −0.123 | 0.028 |
| Mahasahivaratri | −0.262 | −0.317 | −0.142 | −0.068 | −0.147 | −0.237 | −0.243 | −0.050 |
| Mahavir Jayanti | −0.655 | −0.104 | −0.277 | −0.095 | 0.010 | −0.060 | −0.080 | −0.071 |
| Muharram | −0.298 | −0.029 | −0.034 | 0.015 | −0.037 | −0.070 | 0.132 | −0.027 |
Notes: This table represents the estimate variance equation regression specification using the GARCH and PARCH Model. αi represent the ARCH term that measures the impact of past innovation on current variance. βi is the GARCH model that measures the impact of past variance on current variance. The parameter γ captures asymmetry in the model (γ < 0, γ ≠ 0 ∼ asymmetric). The power term δ capture both standard deviation (δ = 1) and conditional variance (δ = 2). Eview legacy technique was adopted to maximize the log-likelihood function of the GED. The ARCH LM test the null hypothesis of no autocorrelation up to 10 lags. The Ljung-Box Q-square statistics up to order 10 failed to rejected the null hypothesis of no autocorrelation. The null hypothesis of Wald test is H0: β1 = β2 …. = β12 = 0. *, ** and ***represent statistical significance at 1, 5 and 10% levels, respectively
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