V-Lab
Liaoning Shidai Wanheng Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Friday, September 11th, 2026
1 Day
31.44%
increased by 0.33%
1 Week
32.57%
increased by 1.46%
1 Month
36.14%
increased by 5.03%
Analysis last updated: Friday, September 11, 2026 at 06:15 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 28, 2000 to Sep 4, 2026Model Insight
Volatility shocks decay with a half-life of 28 trading days, meaning a shock loses half its impact after approximately 28 days.
σ
GJR-GARCH Model
Tap to view equation
Shock decay: Shocks decay with a 28-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.2423 | 5.54*** |
| αARCH | 0.1248 | 5.46*** |
| βGARCH | 0.8706 | 66.49*** |
| γleverage | -0.0395 | -1.24 |
0.976
Persistence28d
Half-lifeσ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.2423 | 5.54*** |
α ARCH Response to squared shocks | 0.1248 | 5.46*** |
β GARCH Volatility persistence | 0.8706 | 66.49*** |
γ leverage Additional response to negative shocks | -0.0395 | -1.24 |
Persistence:
0.976
Half-life:
28 days
Other Liaoning Shidai Wanheng Co Ltd Analyses
Other GJR-GARCH Analyses on International Equities