V-Lab
CBOT Corn MF2-GARCH Volatility Analysis
Volatility prediction for Monday, August 31st, 2026
1 Day
26.37%
decreased by 0.75%
1 Week
27.08%
decreased by 0.04%
1 Month
27.90%
increased by 0.78%
Analysis last updated: Sunday, August 30, 2026 at 04:20 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 17, 2000 to Aug 28, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 120% more than equivalent positive returns.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 46 | |
α ARCH Response to squared shocks | 0.0460 | 2.84*** |
β GARCH Volatility persistence | 0.7488 | 15.87*** |
γ leverage Additional response to negative shocks | 0.0550 | 2.03** |
λ₁ tau intercept Baseline long-term coefficient | 0.7329 | 3.49*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.7729 | 4.17*** |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.822
Half-life:
4 days
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