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Ghana Stock Exchange Composite Index GJR-GARCH Volatility Analysis

Volatility prediction for Friday, November 6th, 2026

1 Day

12.21%

increased by 0.61%

1 Week

12.23%

increased by 0.63%

1 Month

12.30%

increased by 0.70%

Analysis last updated: Friday, November 6, 2026 at 07:38 PM UTC

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Date Range:

from

11/05/2024

to

11/05/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Ghana Stock Exchange Composite Index GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 4, 2011 to Nov 5, 2026

Model Insight

Volatility shocks decay with a half-life of 9 trading days, meaning a shock loses half its impact after approximately 9 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 9-day half-life
ParamValuet-stat
ωconst0.0443
2.97***
αARCH0.1388
2.86***
βGARCH0.8052
19.07***
γleverage-0.0330
-0.44

0.928

Persistence

9d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0443
2.97***
α

ARCH

Response to squared shocks

0.1388
2.86***
β

GARCH

Volatility persistence

0.8052
19.07***
γ

leverage

Additional response to negative shocks

-0.0330
-0.44

Persistence:

0.928

Half-life:

9 days