V-Lab
Sarajevo Stock Exchange Index 30 EGARCH Volatility Analysis
Volatility prediction for Friday, September 18th, 2026
1 Day
5.26%
decreased by 0.23%
1 Week
5.48%
decreased by 0.01%
1 Month
5.94%
increased by 0.45%
Analysis last updated: Friday, September 18, 2026 at 09:58 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 15, 2010 to Sep 10, 2026Model Insight
Volatility shocks decay with a half-life of 6 trading days, meaning a shock loses half its impact after approximately 6 days.
σ
EGARCH Model
Tap to view equation
Shock decay: Shocks decay with a 6-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | -0.2142 | -2.31** |
| αARCH | 0.1505 | 3.71*** |
| βGARCH | 0.8829 | 18.84*** |
| γleverage | -0.0069 | -0.19 |
0.883
Persistence6d
Half-lifeσ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | -0.2142 | -2.31** |
α ARCH Response to squared shocks | 0.1505 | 3.71*** |
β GARCH Volatility persistence | 0.8829 | 18.84*** |
γ leverage Additional response to negative shocks | -0.0069 | -0.19 |
Persistence:
0.883
Half-life:
6 days
Other Sarajevo Stock Exchange Index 30 Analyses
Other EGARCH Analyses on Equity Indices