V-Lab
Carraro India Limited GAS-GARCH Student T Volatility Analysis
Volatility prediction for Friday, September 11th, 2026
1 Day
39.70%
increased by 2.55%
1 Week
40.89%
increased by 3.74%
1 Month
44.32%
increased by 7.17%
Analysis last updated: Friday, September 11, 2026 at 07:42 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 30, 2024 to Sep 4, 2026Model Insight
Volatility shocks decay with a half-life of 16 trading days, meaning a shock loses half its impact after approximately 16 days. Returns follow a Student-t distribution with v = 3.17 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
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Shock decay: Shocks decay with a 16-day half-lifev = 3.17 · fat tails
| Param | Value | t-stat |
|---|---|---|
| ωconst | 10.9610 | 0.49 |
| αARCH | 0.0527 | 1.28 |
| βGARCH | 0.9579 | 14.78*** |
| νDF | 3.1726 | 0.70 |
0.958
Persistence16d
Half-life𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 10.9610 | 0.49 |
α ARCH Response to squared shocks | 0.0527 | 1.28 |
β GARCH Volatility persistence | 0.9579 | 14.78*** |
ν DF Student-t tail thickness | 3.1726 | 0.70 |
Persistence:
0.958
Half-life:
16 days
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