V-Lab
Fnac Darty SA Asymmetric ILLIQ Liquidity Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Illiquidity prediction for Monday, August 31st, 2026
1 Day
5,831.87
increased by 1,634.62
1 Week
3,808.90
decreased by 388.35
1 Month
5,626.56
increased by 1,429.31
Analysis last updated: Saturday, August 29, 2026 at 08:43 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jun 19, 2013 to Aug 28, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 1386294 trading days (~5501.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 0.18 |
α ARCH Response to squared shocks | 0.0719 | 5.26*** |
β GARCH Volatility persistence | 0.9042 | 115.81*** |
γ leverage Additional response to negative shocks | 0.0476 | 1.80* |
Persistence:
1.000
Half-life:
1386294 days
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