V-Lab
Bitcoin to US Dollar MF2-GARCH Volatility Analysis
Volatility prediction for Tuesday, September 8th, 2026
1 Day
36.24%
decreased by 0.07%
1 Week
38.78%
increased by 2.47%
1 Month
44.05%
increased by 7.74%
Analysis last updated: Tuesday, September 8, 2026 at 06:11 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 17, 2010 to Sep 5, 2026Model Insight
Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.
σ
MF2-GARCH Model
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Shock decay: Shocks decay with a 5-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 21 | |
| αARCH | 0.1539 | 6.12*** |
| βGARCH | 0.6843 | 21.07*** |
| γleverage | 0.0812 | 1.86* |
| λ₁tau intercept | 0.0892 | 1.97** |
| λ₂forecast adj. | 0.0291 | 3.44*** |
| λ₃tau persistence | 0.9659 | 94.60*** |
0.879
Persistence5d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.1539 | 6.12*** |
β GARCH Volatility persistence | 0.6843 | 21.07*** |
γ leverage Additional response to negative shocks | 0.0812 | 1.86* |
λ₁ tau intercept Baseline long-term coefficient | 0.0892 | 1.97** |
λ₂ forecast adj. Forecast performance sensitivity | 0.0291 | 3.44*** |
λ₃ tau persistence Long-term factor persistence | 0.9659 | 94.60*** |
Persistence:
0.879
Half-life:
5 days
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