V-Lab
Log-In Logistica Intermodal Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, September 21st, 2026
1 Day
19,243.72
increased by 2,878.18
1 Week
16,326.22
decreased by 39.32
1 Month
23,281.49
increased by 6,915.95
Analysis last updated: Sunday, September 20, 2026 at 04:14 AM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jun 21, 2007 to Sep 18, 2026Model Insight
With persistence 0.995, illiquidity shocks have a half-life of 128 trading days (~0.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
Tap to view equation
High persistence: persistence 0.995, shock half-life ~128 days
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.9638 | 6.33*** |
| αARCH | 0.1139 | 10.13*** |
| βGARCH | 0.8807 | 75.80*** |
Spline Coefficients
K=2
| γ1 | -0.0796 | -8.46*** |
| γ2 | 0.1752 | 8.35*** |
0.995
Persistence128d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.9638 | 6.33*** |
α ARCH Response to squared shocks | 0.1139 | 10.13*** |
β GARCH Volatility persistence | 0.8807 | 75.80*** |
Spline Coefficients
K=2
| γ1 | -0.0796 | -8.46*** |
| γ2 | 0.1752 | 8.35*** |
Persistence:
0.995
Half-life:
128 days
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