Changchun Gas Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:34.20% (-2.53%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.6514 | 7.67 | |
| 0.1204 | 8.34 | |
| 0.8228 | 38.05 | |
| 0.0247 | 1.23 | |
| -0.0950 | -3.02 | |
| 0.1210 | 4.84 | |
| -0.0819 | -3.41 | |
| 0.0473 | 2.54 |
Estimation Period:
Dec 11, 2000 to Feb 6, 2026
Dec 11, 2000 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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