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FTSE TWSE Taiwan 50 Index GJR-GARCH Volatility Analysis

Volatility prediction for Friday, October 23rd, 2026

1 Day

23.97%

increased by 0.96%

1 Week

23.89%

increased by 0.88%

1 Month

23.58%

increased by 0.57%

Analysis last updated: Friday, October 23, 2026 at 08:58 PM UTC

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Date Range:

from

10/22/2024

to

10/22/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of FTSE TWSE Taiwan 50 Index GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 15, 2003 to Oct 22, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 231% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 231% more than positive returns
ParamValuet-stat
ωconst0.0300
5.00***
αARCH0.0340
3.28***
βGARCH0.9100
94.84***
γleverage0.0785
3.43***

0.983

Persistence

41d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0300
5.00***
α

ARCH

Response to squared shocks

0.0340
3.28***
β

GARCH

Volatility persistence

0.9100
94.84***
γ

leverage

Additional response to negative shocks

0.0785
3.43***

Persistence:

0.983

Half-life:

41 days