V-Lab
Shanghai REFIRE Group Ltd Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Tuesday, September 8th, 2026
1 Day
11,921.45
increased by 7,412.27
1 Week
5,678.87
increased by 1,169.69
1 Month
3,936.12
decreased by 573.06
Analysis last updated: Tuesday, September 8, 2026 at 08:15 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Dec 6, 2024 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 2 trading days.
μ
ILLIQ-SMEM Model
Tap to view equation
Time-varying baseline: illiquidity reverts to a slowly-shifting spline trend
| Param | Value | t-stat |
|---|---|---|
| ωconst | 2.5567 | 5.70*** |
| αARCH | 0.2809 | 2.87*** |
| βGARCH | 0.4160 | 3.89*** |
Spline Coefficients
K=2
| γ1 | -1.7739 | -2.06** |
| γ2 | 6.4098 | 4.28*** |
0.697
Persistence2d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.5567 | 5.70*** |
α ARCH Response to squared shocks | 0.2809 | 2.87*** |
β GARCH Volatility persistence | 0.4160 | 3.89*** |
Spline Coefficients
K=2
| γ1 | -1.7739 | -2.06** |
| γ2 | 6.4098 | 4.28*** |
Persistence:
0.697
Half-life:
2 days
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