V-Lab
iShares MSCI Italy Capped ETF GJR-GARCH Volatility Analysis
Volatility prediction for Monday, September 21st, 2026
1 Day
19.54%
increased by 2.89%
1 Week
19.81%
increased by 3.16%
1 Month
20.76%
increased by 4.11%
Analysis last updated: Friday, September 18, 2026 at 10:43 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 3, 1996 to Sep 18, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 222% more than equivalent positive returns.
σ
GJR-GARCH Model
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Leverage: Negative returns increase volatility 222% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0433 | 4.85*** |
| αARCH | 0.0437 | 2.52** |
| βGARCH | 0.8933 | 89.06*** |
| γleverage | 0.0971 | 3.31*** |
0.986
Persistence48d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0433 | 4.85*** |
α ARCH Response to squared shocks | 0.0437 | 2.52** |
β GARCH Volatility persistence | 0.8933 | 89.06*** |
γ leverage Additional response to negative shocks | 0.0971 | 3.31*** |
Persistence:
0.986
Half-life:
48 days
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