V-Lab
Ningbo Daye Garden Machinery Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
44.16%
decreased by 1.90%
1 Week
46.16%
increased by 0.10%
1 Month
50.87%
increased by 4.81%
Analysis last updated: Saturday, August 22, 2026 at 07:51 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 1, 2020 to Aug 21, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 121% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.9526 | 10.67*** |
α ARCH Response to squared shocks | 0.1695 | 12.97*** |
β GARCH Volatility persistence | 0.8035 | 55.60*** |
γ leverage Additional response to negative shocks | -0.0927 | -4.67*** |
Persistence:
0.927
Half-life:
9 days
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