V-Lab
Anhui Tatfook Technology Co Ltd Asy. MEM Volatility Analysis
Volatility prediction for Wednesday, August 5th, 2026
1 Day
41.03%
decreased by 1.86%
1 Week
43.38%
increased by 0.49%
1 Month
49.02%
increased by 6.13%
Analysis last updated: Wednesday, August 5, 2026 at 06:26 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 26, 2010 to Jul 31, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 16% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.
μ
AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.8728 | 22.50*** |
α ARCH Response to squared shocks | 0.2187 | 24.46*** |
β GARCH Volatility persistence | 0.7293 | 117.34*** |
γ leverage Additional response to negative shocks | -0.0308 | -2.23** |
Persistence:
0.933
Half-life:
10 days
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