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Wereldhave Belgium NV 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 Tuesday, August 11th, 2026

1 Day

121,497.90

increased by 5,439.00

1 Week

112,810.16

decreased by 3,248.74

1 Month

124,171.51

increased by 8,112.61

Analysis last updated: Tuesday, August 11, 2026 at 06:12 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Wereldhave Belgium NV ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Jun 18, 1998 to Aug 7, 2026

Model Insight

Estimated persistence of 1.000 is at or above 1 (non-stationary): illiquidity shocks do not decay and the long-run level is undefined, so long-horizon forecasts should be treated with caution.

Asymmetry: Illiquidity rises 37% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.09
α

ARCH

Response to squared shocks

0.0494
25.42***
β

GARCH

Volatility persistence

0.9413
708.82***
γ

leverage

Additional response to negative shocks

0.0185
5.14***

Persistence:

1.000

Half-life:

-