Jiangxi Hongcheng Environment Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:19.12% (-0.37%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.9314 | 4.87 | |
| 0.0714 | 6.07 | |
| 0.9075 | 62.33 | |
| -0.0501 | -3.17 | |
| 0.0681 | 3.03 | |
| -0.0165 | -1.50 |
Estimation Period:
Jun 1, 2004 to Feb 6, 2026
Jun 1, 2004 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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