ICE US Coffee Arabica MF2-GARCH Volatility Analysis
Volatility prediction for Friday, July 17th, 2026
1 Day
60.24%
1 Week
57.36%
1 Month
50.34%
Analysis last updated: Friday, July 17, 2026 at 09:04 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 3, 2000 to Jul 10, 2026Model Insight
This asset shows a rare inverse leverage effect: volatility responds almost entirely to positive returns, rising far more after gains than after losses. This is the reverse of the usual leverage effect, rare among risky assets.
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.0762 | 20.14*** |
β GARCH Volatility persistence | 0.8541 | 80.82*** |
γ leverage Additional response to negative shocks | -0.0723 | -14.87*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0207 | 0.89 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0127 | 1.53 |
λ₃ tau persistence Long-term factor persistence | 0.9827 | 84.69*** |
Persistence:
0.894
Half-life:
6 days
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