V-Lab
iShares MSCI Brazil Capped ETF GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 28th, 2026
1 Day
23.80%
decreased by 0.50%
1 Week
24.29%
decreased by 0.01%
1 Month
25.96%
increased by 1.66%
Analysis last updated: Monday, July 27, 2026 at 09:33 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 14, 2000 to Jul 24, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 358% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0934 | 11.83*** |
α ARCH Response to squared shocks | 0.0224 | 9.56*** |
β GARCH Volatility persistence | 0.9173 | 294.11*** |
γ leverage Additional response to negative shocks | 0.0804 | 12.58*** |
Persistence:
0.980
Half-life:
34 days
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