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V-Lab

South Korean Won GARCH Volatility Analysis

Volatility prediction for Wednesday, July 22nd, 2026

1 Day

8.70%

decreased by 0.18%

1 Week

8.69%

decreased by 0.19%

1 Month

8.63%

decreased by 0.25%

Analysis last updated: Tuesday, July 21, 2026 at 07:19 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

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10Y ·

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graph of South Korean Won GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1998 to Jul 17, 2026

Model Insight

With persistence 0.992, volatility shocks have a half-life of 83 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0020
21.66***
α

ARCH

Response to squared shocks

0.0576
32.57***
β

GARCH

Volatility persistence

0.9341
556.03***

Persistence:

0.992

Half-life:

83 days