V-Lab
Japanese Yen EGARCH Volatility Analysis
Volatility prediction for Monday, August 10th, 2026
1 Day
8.15%
decreased by 0.07%
1 Week
8.24%
increased by 0.02%
1 Month
8.58%
increased by 0.36%
Analysis last updated: Friday, August 7, 2026 at 07:53 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Aug 7, 2026Model Insight
This asset exhibits a notable leverage effect: negative returns increase next-day volatility 67% more than equivalent positive returns.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | -0.0073 | -9.21*** |
α ARCH Response to squared shocks | 0.1031 | 38.45*** |
β GARCH Volatility persistence | 0.9863 | 1,487.62*** |
γ leverage Additional response to negative shocks | -0.0259 | -11.99*** |
Persistence:
0.986
Half-life:
50 days
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