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 Wednesday, August 5th, 2026
1 Day
82.38
increased by 8.25
1 Week
79.69
increased by 5.56
1 Month
71.89
decreased by 2.24
Analysis last updated: Wednesday, August 5, 2026 at 06:18 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Sep 26, 2002 to Jul 31, 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 | 2.8829 | 0.00 |
α ARCH Response to squared shocks | 0.2688 | 0.00 |
β GARCH Volatility persistence | 0.7312 | 0.00 |
Spline Coefficients
K=5
| γ1 | 0.2104 | 0.00 |
| γ2 | -0.5861 | 0.00 |
| γ3 | 0.6143 | 0.03 |
| γ4 | -0.3521 | -0.01 |
| γ5 | 0.2513 | 0.03 |
Persistence:
1.000
Half-life:
99021 days
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