Bloomberg EM Local Currency Government Bond Index Total Return Unhedged USD GJR-GARCH Volatility Analysis
Volatility prediction for Friday, October 16th, 2026
1 Day
3.51%
decreased by 0.05%
1 Week
3.59%
increased by 0.03%
1 Month
3.91%
increased by 0.35%
Analysis last updated: Friday, October 16, 2026 at 11:49 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 16, 2008 to Oct 8, 2026Model Insight
With persistence 0.995, volatility shocks have a half-life of 148 trading days (~0.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Leverage: Negative returns increase volatility 102% more than positive returns
σ
GJR-GARCH Model
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High persistence: persistence 0.995, shock half-life ~148 daysLeverage: Negative returns increase volatility 102% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0014 | 4.11*** |
| αARCH | 0.0475 | 4.57*** |
| βGARCH | 0.9236 | 108.31*** |
| γleverage | 0.0484 | 2.37** |
0.995
Persistence148d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0014 | 4.11*** |
α ARCH Response to squared shocks | 0.0475 | 4.57*** |
β GARCH Volatility persistence | 0.9236 | 108.31*** |
γ leverage Additional response to negative shocks | 0.0484 | 2.37** |
Persistence:
0.995
Half-life:
148 days
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