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V-Lab

Inner Mongolia Shuangxin Environment-Friendly Material Co Ltd GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

29.74%

decreased by 5.98%

1 Week

34.79%

decreased by 0.93%

1 Month

49.11%

increased by 13.39%

Analysis last updated: Saturday, August 22, 2026 at 07:22 PM UTC

Date Range:

from

to

6M ·

All

graph of Inner Mongolia Shuangxin Environment-Friendly Material Co Ltd GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 30, 2025 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 56 trading days, meaning a shock loses half its impact after approximately 56 days. Returns follow a Student-t distribution with v = 4.81 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

56.5162
3.48***
α

ARCH

Response to squared shocks

0.2782
16.53***
β

GARCH

Volatility persistence

0.9877
284.54***
ν

DF

Student-t tail thickness

4.8086
6.25***

Persistence:

0.988

Half-life:

56 days