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Vicem Haivan Cement Jsc 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 Wednesday, March 4th, 2026

1 Day

261.06

decreased by 15.94

1 Week

293.35

increased by 16.35

1 Month

344.26

increased by 67.26

Analysis last updated: Wednesday, September 2, 2026 at 05:14 PM UTC

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Date Range:

from

03/03/2024

to

03/03/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Vicem Haivan Cement Jsc ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's illiquidity

Illiquidity Forecast

How illiquidity evolves over time

Parameter Estimates

Aug 11, 2011 to Mar 3, 2026

Model 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.

μ

ILLIQ-AMEM Model

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High persistence: persistence 1.000, shock half-life ~1386294 days
ParamValuet-stat
ωconst1.1363
1.86*
αARCH0.0897
3.79***
βGARCH0.9190
78.52***
γleverage-0.0175
-0.56

1.000

Persistence

1386294d

Half-life
μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1363
1.86*
α

ARCH

Response to squared shocks

0.0897
3.79***
β

GARCH

Volatility persistence

0.9190
78.52***
γ

leverage

Additional response to negative shocks

-0.0175
-0.56

Persistence:

1.000

Half-life:

1386294 days