V-Lab
Uniform Industrial 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 24th, 2026
1 Day
4,857.47
1 Week
4,217.84
1 Month
3,767.97
Analysis last updated: Sunday, August 23, 2026 at 01:42 AM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Feb 15, 2002 to Aug 21, 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.
Asymmetry: Illiquidity rises 211% more after negative returns
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.5767 | 6.50*** |
α ARCH Response to squared shocks | 0.0780 | 22.75*** |
β GARCH Volatility persistence | 0.8398 | 392.63*** |
γ leverage Additional response to negative shocks | 0.1644 | 27.51*** |
Persistence:
1.000
Half-life:
1386294 days
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