V-Lab
US Dollar to Colombian Peso EGARCH Volatility Analysis
Volatility prediction for Thursday, September 10th, 2026
1 Day
14.64%
increased by 0.24%
1 Week
14.89%
increased by 0.49%
1 Month
15.86%
increased by 1.46%
Analysis last updated: Wednesday, September 9, 2026 at 08:14 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 18, 1994 to Sep 4, 2026Model Insight
Volatility shocks decay with a half-life of 59 trading days, meaning a shock loses half its impact after approximately 59 days.
σ
EGARCH Model
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Shock decay: Shocks decay with a 59-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0149 | 4.52*** |
| αARCH | 0.1736 | 11.73*** |
| βGARCH | 0.9884 | 550.03*** |
| γleverage | 0.0284 | 1.75* |
0.988
Persistence59d
Half-lifeσ
EGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0149 | 4.52*** |
α ARCH Response to squared shocks | 0.1736 | 11.73*** |
β GARCH Volatility persistence | 0.9884 | 550.03*** |
γ leverage Additional response to negative shocks | 0.0284 | 1.75* |
Persistence:
0.988
Half-life:
59 days
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