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V-Lab

KOSPI 200 Volatility Index MF2-GARCH Volatility Analysis

Volatility prediction for Friday, July 24th, 2026

1 Day

65.13%

decreased by 1.38%

1 Week

69.18%

increased by 2.67%

1 Month

76.91%

increased by 10.40%

Analysis last updated: Friday, July 24, 2026 at 11:23 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

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10Y ·

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graph of KOSPI 200 Volatility Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 2003 to Jul 16, 2026

Model Insight

This asset shows a rare inverse leverage effect: volatility responds almost entirely to positive returns, rising far more after gains than after losses. This is the reverse of the usual leverage effect, rare among risky assets.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

81
α

ARCH

Response to squared shocks

0.2107
22.64***
β

GARCH

Volatility persistence

0.7884
62.19***
γ

leverage

Additional response to negative shocks

-0.2107
-24.10***
λ₁

tau intercept

Baseline long-term coefficient

0.0978
2.09**
λ₂

forecast adj.

Forecast performance sensitivity

0.0055
3.14***
λ₃

tau persistence

Long-term factor persistence

0.9911
380.31***

Persistence:

0.894

Half-life:

6 days