V-Lab
Fujian Yanjing Huiquan Brewery Co Ltd MF2-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
34.73%
decreased by 1.17%
1 Week
36.94%
increased by 1.04%
1 Month
41.11%
increased by 5.21%
Analysis last updated: Saturday, July 25, 2026 at 10:21 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 26, 2003 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 81 | |
α ARCH Response to squared shocks | 0.1169 | 26.25*** |
β GARCH Volatility persistence | 0.7641 | 87.02*** |
γ leverage Additional response to negative shocks | -0.0075 | -1.28 |
λ₁ tau intercept Baseline long-term coefficient | 1.6635 | 4.04*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.7633 | 10.17*** |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.877
Half-life:
5 days
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