V-Lab
iShares MSCI France ETF GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, September 30th, 2026
1 Day
17.13%
increased by 0.96%
1 Week
17.42%
increased by 1.25%
1 Month
18.41%
increased by 2.24%
Analysis last updated: Tuesday, September 29, 2026 at 09:42 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 2, 1996 to Sep 25, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 297% more than equivalent positive returns.
σ
GJR-GARCH Model
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Leverage: Negative returns increase volatility 297% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0368 | 4.37*** |
| αARCH | 0.0369 | 2.66*** |
| βGARCH | 0.8938 | 88.86*** |
| γleverage | 0.1095 | 4.46*** |
0.985
Persistence47d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0368 | 4.37*** |
α ARCH Response to squared shocks | 0.0369 | 2.66*** |
β GARCH Volatility persistence | 0.8938 | 88.86*** |
γ leverage Additional response to negative shocks | 0.1095 | 4.46*** |
Persistence:
0.985
Half-life:
47 days
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