V-Lab
Dogecoin to US Dollar GJR-GARCH Volatility Analysis
Volatility prediction for Monday, September 28th, 2026
1 Day
78.46%
decreased by 4.43%
1 Week
78.48%
decreased by 4.41%
1 Month
78.56%
decreased by 4.33%
Analysis last updated: Monday, September 28, 2026 at 06:03 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 23, 2022 to Sep 26, 2026Model Insight
Volatility shocks decay with a half-life of 27 trading days, meaning a shock loses half its impact after approximately 27 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 27-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.6220 | 2.30** |
| αARCH | 0.1409 | 1.79* |
| βGARCH | 0.8732 | 24.85*** |
| γleverage | -0.0784 | -0.89 |
0.975
Persistence27d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.6220 | 2.30** |
α ARCH Response to squared shocks | 0.1409 | 1.79* |
β GARCH Volatility persistence | 0.8732 | 24.85*** |
γ leverage Additional response to negative shocks | -0.0784 | -0.89 |
Persistence:
0.975
Half-life:
27 days
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