V-Lab
Vaneck Emerging Market B ETF GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 28th, 2026
1 Day
5.63%
decreased by 0.13%
1 Week
5.68%
decreased by 0.08%
1 Month
5.82%
increased by 0.06%
Analysis last updated: Tuesday, July 28, 2026 at 02:22 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 6, 2025 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 16 trading days, meaning a shock loses half its impact after approximately 16 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0065 | 2.84*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.9085 | 38.44*** |
γ leverage Additional response to negative shocks | 0.0980 | 2.37** |
Persistence:
0.957
Half-life:
16 days
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