Jiawei Renewable Energy Co Ltd Asy. MEM Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
62.62%
increased by 3.26%
1 Week
62.54%
increased by 3.18%
1 Month
62.30%
increased by 2.94%
Analysis last updated: Tuesday, July 14, 2026 at 06:22 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 11, 2012 to Jul 10, 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 | 0.8777 | 22.22*** |
α ARCH Response to squared shocks | 0.2278 | 27.29*** |
β GARCH Volatility persistence | 0.7304 | 97.06*** |
γ leverage Additional response to negative shocks | -0.0320 | -2.23** |
Persistence:
0.942
Half-life:
12 days
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