V-Lab
Jinneng Holding Shanxi Electric Power Co Ltd Asymmetric 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, July 27th, 2026
1 Day
85.68
1 Week
79.41
1 Month
84.55
Analysis last updated: Saturday, July 25, 2026 at 11:12 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jun 10, 1997 to Jul 24, 2026Model Insight
With persistence 1.000, illiquidity shocks have a half-life of 1386294 trading days (~5501.2 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Asymmetry: Illiquidity rises 65% more after negative returns
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 3.61*** |
α ARCH Response to squared shocks | 0.1415 | 29.32*** |
β GARCH Volatility persistence | 0.8122 | 537.54*** |
γ leverage Additional response to negative shocks | 0.0926 | 10.69*** |
Persistence:
1.000
Half-life:
1386294 days
Other Jinneng Holding Shanxi Electric Power Co Ltd Analyses
Other Asymmetric ILLIQ Analyses on International Equities