V-Lab
Zhejiang Century Huatong Group Co Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, September 7th, 2026
1 Day
13.64
increased by 1.81
1 Week
11.19
decreased by 0.64
1 Month
12.66
increased by 0.83
Analysis last updated: Saturday, September 5, 2026 at 07:47 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jul 28, 2011 to Sep 4, 2026Model Insight
This model fits a time-varying baseline (a spline), so illiquidity mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 33 trading days.
μ
ILLIQ-SMEM Model
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Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.8366 | 4.44*** |
| αARCH | 0.3426 | 12.71*** |
| βGARCH | 0.6369 | 30.07*** |
Spline Coefficients
K=3
| γ1 | 0.1066 | 1.00 |
| γ2 | 0.0399 | 0.22 |
| γ3 | -0.2923 | -2.21** |
0.980
Persistence33d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.8366 | 4.44*** |
α ARCH Response to squared shocks | 0.3426 | 12.71*** |
β GARCH Volatility persistence | 0.6369 | 30.07*** |
Spline Coefficients
K=3
| γ1 | 0.1066 | 1.00 |
| γ2 | 0.0399 | 0.22 |
| γ3 | -0.2923 | -2.21** |
Persistence:
0.980
Half-life:
33 days
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