V-Lab
SPIC Green Energy Co Ltd Spline ILLIQ Liquidity Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Illiquidity prediction for Tuesday, August 25th, 2026
1 Day
75.11
increased by 13.68
1 Week
72.20
increased by 10.77
1 Month
72.59
increased by 11.16
Analysis last updated: Tuesday, August 25, 2026 at 06:16 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Sep 26, 2002 to Aug 21, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 99021 trading days (~392.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
μ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.5052 | 0.00 |
α ARCH Response to squared shocks | 0.2704 | 0.00 |
β GARCH Volatility persistence | 0.7296 | 0.00 |
Spline Coefficients
K=7
| γ1 | 0.3405 | 0.00 |
| γ2 | -0.4911 | 0.00 |
| γ3 | -0.4593 | 0.00 |
| γ4 | 1.1281 | 0.02 |
| γ5 | -0.6698 | -0.33 |
| γ6 | 0.2049 | 0.01 |
| γ7 | -0.0415 | 0.00 |
Persistence:
1.000
Half-life:
99021 days
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