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 Thursday, September 3rd, 2026
1 Day
445.19
decreased by 126.54
1 Week
557.23
decreased by 14.50
1 Month
523.92
decreased by 47.81
Analysis last updated: Thursday, September 3, 2026 at 06:14 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Dec 22, 2006 to Aug 28, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 77016 trading days (~305.6 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 | 0.5758 | 0.01 |
α ARCH Response to squared shocks | 0.3585 | 0.00 |
β GARCH Volatility persistence | 0.6415 | 0.00 |
Spline Coefficients
K=8
| γ1 | -3.4585 | -0.02 |
| γ2 | 5.1169 | 0.01 |
| γ3 | -8.9459 | 0.00 |
| γ4 | 21.1420 | 0.00 |
| γ5 | -28.1112 | 0.00 |
| γ6 | 25.9732 | 0.00 |
| γ7 | -16.8949 | 0.00 |
| γ8 | 5.4886 | 0.00 |
Persistence:
1.000
Half-life:
77016 days
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