V-Lab
Barratt Redrow PLC 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 Thursday, August 6th, 2026
1 Day
577.92
1 Week
604.24
1 Month
697.12
Analysis last updated: Thursday, August 6, 2026 at 08:32 PM UTC
News Impact Curve
How returns affect tomorrow's illiquidityIlliquidity Forecast
How illiquidity evolves over timeParameter Estimates
Jan 11, 1991 to Jul 31, 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 315% more after negative returns
ILLIQ-AMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 3.3098 | 3.94*** |
α ARCH Response to squared shocks | 0.0236 | 11.03*** |
β GARCH Volatility persistence | 0.9392 | 836.31*** |
γ leverage Additional response to negative shocks | 0.0744 | 13.52*** |
Persistence:
1.000
Half-life:
1386294 days
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