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V-Lab

United States Dollar Index EGARCH Volatility Analysis

Volatility prediction for Friday, September 4th, 2026

1 Day

5.32%

increased by 0.37%

1 Week

5.37%

increased by 0.42%

1 Month

5.57%

increased by 0.62%

Analysis last updated: Friday, September 4, 2026 at 11:28 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

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10Y ·

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graph of United States Dollar Index EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Aug 27, 2026

Model Insight

With persistence 0.991, volatility shocks have a half-life of 76 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

-0.0106
-3.81***
α

ARCH

Response to squared shocks

0.0916
10.12***
β

GARCH

Volatility persistence

0.9909
542.95***
γ

leverage

Additional response to negative shocks

-0.0012
-0.14

Persistence:

0.991

Half-life:

76 days