V-Lab
Klepierre GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, October 1st, 2026
1 Day
18.94%
increased by 2.99%
1 Week
19.41%
increased by 3.46%
1 Month
20.92%
increased by 4.97%
Analysis last updated: Thursday, October 1, 2026 at 07:44 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 1, 1990 to Sep 25, 2026Model Insight
This asset exhibits a notable leverage effect: negative returns increase next-day volatility 84% more than equivalent positive returns.
σ
GJR-GARCH Model
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Leverage: Negative returns increase volatility 84% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0722 | 6.27*** |
| αARCH | 0.0659 | 5.14*** |
| βGARCH | 0.8816 | 88.42*** |
| γleverage | 0.0550 | 2.10** |
0.975
Persistence27d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0722 | 6.27*** |
α ARCH Response to squared shocks | 0.0659 | 5.14*** |
β GARCH Volatility persistence | 0.8816 | 88.42*** |
γ leverage Additional response to negative shocks | 0.0550 | 2.10** |
Persistence:
0.975
Half-life:
27 days
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