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V-Lab

Tourism Enterprise Co Asy. Power MEM Volatility Analysis

Volatility prediction for Sunday, September 13th, 2026

1 Day

20.87%

decreased by 1.96%

1 Week

24.65%

increased by 1.82%

1 Month

31.77%

increased by 8.94%

Analysis last updated: Friday, September 11, 2026 at 09:11 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Tourism Enterprise Co APMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 6, 2006 to Sep 10, 2026

Model Insight

Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days. The volatility power δ = 1.16 sits below 2, so large shocks influence volatility less than quadratically, a more outlier-robust response than standard GARCH.

μ

APMEM Model

Tap to view equation

Shock decay: Shocks decay with a 5-day half-lifeδ = 1.16 · sub-quadratic power
ParamValuet-stat
ωconst0.3261
4.39***
αARCH0.3493
16.04***
βGARCH0.5970
21.87***
γleverage0.0043
0.16
δpower1.1629
5.75***

0.880

Persistence

5d

Half-life
μ

APMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.3261
4.39***
α

ARCH

Response to squared shocks

0.3493
16.04***
β

GARCH

Volatility persistence

0.5970
21.87***
γ

leverage

Additional response to negative shocks

0.0043
0.16
δ

power

Transformation power

1.1629
5.75***

Persistence:

0.880

Half-life:

5 days