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Warsaw Stock Exchange WIG Total Return Index MF2-GARCH Volatility Analysis

Volatility prediction for Wednesday, November 4th, 2026

1 Day

18.78%

decreased by 1.08%

1 Week

18.66%

decreased by 1.20%

1 Month

18.77%

decreased by 1.09%

Analysis last updated: Thursday, November 5, 2026 at 12:56 AM UTC

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Date Range:

from

11/03/2024

to

11/03/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Warsaw Stock Exchange WIG Total Return Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 17, 1991 to Oct 30, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 150% more than equivalent positive returns.

σ

MF2-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 150% more than positive returns
ParamValuet-stat
mwindow21
αARCH0.0570
4.67***
βGARCH0.8053
37.39***
γleverage0.0855
4.75***
λ₁tau intercept0.0093
2.52**
λ₂forecast adj.0.0378
4.38***
λ₃tau persistence0.9576
99.16***

0.905

Persistence

7d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

21
α

ARCH

Response to squared shocks

0.0570
4.67***
β

GARCH

Volatility persistence

0.8053
37.39***
γ

leverage

Additional response to negative shocks

0.0855
4.75***
λ₁

tau intercept

Baseline long-term coefficient

0.0093
2.52**
λ₂

forecast adj.

Forecast performance sensitivity

0.0378
4.38***
λ₃

tau persistence

Long-term factor persistence

0.9576
99.16***

Persistence:

0.905

Half-life:

7 days