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V-Lab

United States Dollar Index EGARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

5.17%

increased by 0.01%

1 Week

5.22%

increased by 0.06%

1 Month

5.42%

increased by 0.26%

Analysis last updated: Saturday, September 12, 2026 at 12:50 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

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 Sep 10, 2026

Model Insight

With persistence 0.991, volatility shocks have a half-life of 75 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

High persistence: persistence 0.991, shock half-life ~75 days
ParamValuet-stat
ωconst-0.0107
-3.83***
αARCH0.0914
10.11***
βGARCH0.9909
543.23***
γleverage-0.0012
-0.14

0.991

Persistence

75d

Half-life
σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

-0.0107
-3.83***
α

ARCH

Response to squared shocks

0.0914
10.11***
β

GARCH

Volatility persistence

0.9909
543.23***
γ

leverage

Additional response to negative shocks

-0.0012
-0.14

Persistence:

0.991

Half-life:

75 days