Ethereum to US Dollar GJR-GARCH Volatility Analysis
Volatility prediction for Monday, October 19th, 2026
1 Day
48.12%
decreased by 0.78%
1 Week
49.72%
increased by 0.82%
1 Month
54.53%
increased by 5.63%
Analysis last updated: Sunday, October 18, 2026 at 06:03 AM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 7, 2018 to Oct 17, 2026Model Insight
Volatility shocks decay with a half-life of 20 trading days, meaning a shock loses half its impact after approximately 20 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 20-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.6348 | 3.30*** |
| αARCH | 0.0587 | 2.05** |
| βGARCH | 0.8951 | 42.17*** |
| γleverage | 0.0241 | 0.43 |
0.966
Persistence20d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.6348 | 3.30*** |
α ARCH Response to squared shocks | 0.0587 | 2.05** |
β GARCH Volatility persistence | 0.8951 | 42.17*** |
γ leverage Additional response to negative shocks | 0.0241 | 0.43 |
Persistence:
0.966
Half-life:
20 days
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