V-Lab
Vietnam BDC Construction Spline ILLIQ Liquidity Analysis
Illiquidity prediction for Monday, October 5th, 2026
1 Day
2,094.65
decreased by 369.21
1 Week
2,488.29
increased by 24.43
1 Month
4,726.79
increased by 2,262.93
Analysis last updated: Sunday, October 4, 2026 at 12:42 AM UTC
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News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
May 5, 2011 to Oct 2, 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 48 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 | 2.6882 | 3.47*** |
| αARCH | 0.2502 | 7.83*** |
| βGARCH | 0.7355 | 29.29*** |
Spline Coefficients
K=10
| γ1 | -0.1849 | -0.16 |
| γ2 | 0.8272 | 0.51 |
| γ3 | -1.8329 | -1.57 |
| γ4 | 3.2939 | 2.81*** |
| γ5 | -5.2858 | -5.78*** |
| γ6 | 4.3806 | 4.81*** |
| γ7 | 1.8732 | 1.50 |
| γ8 | -11.7840 | -8.21*** |
| γ9 | 20.5620 | 11.71*** |
| γ10 | -19.4609 | -7.00*** |
0.986
Persistence48d
Half-lifeμ
ILLIQ-SMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.6882 | 3.47*** |
α ARCH Response to squared shocks | 0.2502 | 7.83*** |
β GARCH Volatility persistence | 0.7355 | 29.29*** |
Spline Coefficients
K=10
| γ1 | -0.1849 | -0.16 |
| γ2 | 0.8272 | 0.51 |
| γ3 | -1.8329 | -1.57 |
| γ4 | 3.2939 | 2.81*** |
| γ5 | -5.2858 | -5.78*** |
| γ6 | 4.3806 | 4.81*** |
| γ7 | 1.8732 | 1.50 |
| γ8 | -11.7840 | -8.21*** |
| γ9 | 20.5620 | 11.71*** |
| γ10 | -19.4609 | -7.00*** |
Persistence:
0.986
Half-life:
48 days
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