V-Lab
Fujian SBS Zipper Science & Technology 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 Monday, August 10th, 2026
1 Day
511.40
decreased by 116.47
1 Week
704.87
increased by 77.00
1 Month
855.67
increased by 227.80
Analysis last updated: Saturday, August 8, 2026 at 07:08 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Dec 22, 2006 to Aug 7, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 138629 trading days (~550.1 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 | 2.6918 | 0.00 |
α ARCH Response to squared shocks | 0.3605 | 0.00 |
β GARCH Volatility persistence | 0.6395 | 0.00 |
Spline Coefficients
K=8
| γ1 | -1.8803 | -0.02 |
| γ2 | 2.4769 | 0.00 |
| γ3 | -7.4251 | 0.00 |
| γ4 | 21.0595 | 0.00 |
| γ5 | -28.7014 | 0.00 |
| γ6 | 25.9632 | 0.00 |
| γ7 | -16.6339 | 0.00 |
| γ8 | 5.5754 | 0.00 |
Persistence:
1.000
Half-life:
138629 days
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