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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 Monday, September 21st, 2026

1 Day

100,540.20

decreased by 4,350.40

1 Week

111,175.06

increased by 6,284.46

1 Month

140,417.62

increased by 35,527.02

Analysis last updated: Saturday, September 19, 2026 at 06:15 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

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 Sep 18, 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.

μ

ILLIQ-AMEM Model

Tap to view equation

High persistence: persistence 1.000 ≥ 1, shocks do not decay
ParamValuet-stat
ωconst5.0000
0.02
αARCH0.0497
6.38***
βGARCH0.9413
177.61***
γleverage0.0180
1.26

1.000

Persistence

-

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.02
α

ARCH

Response to squared shocks

0.0497
6.38***
β

GARCH

Volatility persistence

0.9413
177.61***
γ

leverage

Additional response to negative shocks

0.0180
1.26

Persistence:

1.000

Half-life:

-