V-Lab
Dow Jones Euro Stoxx Index GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
10.35%
decreased by 0.19%
1 Week
10.81%
increased by 0.27%
1 Month
12.25%
increased by 1.71%
Analysis last updated: Friday, August 14, 2026 at 06:18 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 1, 1990 to Aug 14, 2026Model Insight
This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0302 | 12.24*** |
α ARCH Response to squared shocks | 0.0107 | 3.15*** |
β GARCH Volatility persistence | 0.8908 | 408.81*** |
γ leverage Additional response to negative shocks | 0.1482 | 19.39*** |
Persistence:
0.976
Half-life:
28 days
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