V-Lab
International Paper Co GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 26th, 2026
1 Day
34.46%
decreased by 1.31%
1 Week
34.42%
decreased by 1.35%
1 Month
34.28%
decreased by 1.49%
Analysis last updated: Tuesday, August 25, 2026 at 09:44 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Aug 21, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 137% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0643 | 19.11*** |
α ARCH Response to squared shocks | 0.0418 | 18.34*** |
β GARCH Volatility persistence | 0.9147 | 407.26*** |
γ leverage Additional response to negative shocks | 0.0574 | 11.34*** |
Persistence:
0.985
Half-life:
47 days
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