Skip to main content
V-Lab
V-Lab

Taiwan Stock Exchange Weighted Index MF2-GARCH Volatility Analysis

Volatility prediction for Thursday, September 10th, 2026

1 Day

24.48%

decreased by 0.79%

1 Week

25.31%

increased by 0.04%

1 Month

26.17%

increased by 0.90%

Analysis last updated: Wednesday, September 9, 2026 at 07:03 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Taiwan Stock Exchange Weighted Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Sep 4, 2026

Model Insight

This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

MF2-GARCH Model

Tap to view equation

Leverage: volatility responds almost entirely to negative shocks
ParamValuet-stat
mwindow26
αARCH0.0019
0.18
βGARCH0.7509
36.17***
γleverage0.2053
10.40***
λ₁tau intercept0.0104
2.55**
λ₂forecast adj.0.0614
5.07***
λ₃tau persistence0.9338
71.99***

0.855

Persistence

4d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

26
α

ARCH

Response to squared shocks

0.0019
0.18
β

GARCH

Volatility persistence

0.7509
36.17***
γ

leverage

Additional response to negative shocks

0.2053
10.40***
λ₁

tau intercept

Baseline long-term coefficient

0.0104
2.55**
λ₂

forecast adj.

Forecast performance sensitivity

0.0614
5.07***
λ₃

tau persistence

Long-term factor persistence

0.9338
71.99***

Persistence:

0.855

Half-life:

4 days