V-Lab
Fonciere Inea S.A. GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, October 1st, 2026
1 Day
9.99%
decreased by 0.21%
1 Week
10.29%
increased by 0.09%
1 Month
11.37%
increased by 1.17%
Analysis last updated: Thursday, October 1, 2026 at 07:44 PM UTC
Press Delete or Backspace to remove this series.
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 7, 2006 to Sep 25, 2026Model Insight
With persistence 0.991, volatility shocks have a half-life of 73 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Leverage: Negative returns increase volatility 280% more than positive returns
σ
GJR-GARCH Model
Tap to view equation
High persistence: persistence 0.991, shock half-life ~73 daysLeverage: Negative returns increase volatility 280% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0162 | 3.14*** |
| αARCH | 0.0297 | 2.48** |
| βGARCH | 0.9193 | 83.97*** |
| γleverage | 0.0831 | 2.76*** |
0.991
Persistence73d
Half-lifeσ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0162 | 3.14*** |
α ARCH Response to squared shocks | 0.0297 | 2.48** |
β GARCH Volatility persistence | 0.9193 | 83.97*** |
γ leverage Additional response to negative shocks | 0.0831 | 2.76*** |
Persistence:
0.991
Half-life:
73 days
Other Fonciere Inea S.A. Analyses
Other GJR-GARCH Analyses on Real Estate