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Yamadai Corp Asymmetric ILLIQ Liquidity Analysis

High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful

Liquidity prediction for Monday, July 13th, 2026

1 Day

1,375.98

decreased by 40.94

1 Week

1,536.62

increased by 119.70

1 Month

3,025.46

increased by 1,608.54

Analysis last updated: Saturday, July 11, 2026 at 11:11 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Yamadai Corp ILLIQ-AMEM

News Impact Curve

How returns affect tomorrow's liquidity

Liquidity Forecast

How liquidity evolves over time

Parameter Estimates

Feb 6, 1995 to Jul 10, 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 92% more after negative returns

μ

ILLIQ-AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
0.86
α

ARCH

Response to squared shocks

0.0583
22.03***
β

GARCH

Volatility persistence

0.9150
643.46***
γ

leverage

Additional response to negative shocks

0.0534
10.07***

Persistence:

1.000

Half-life:

-