V-Lab
Dongsung Finetec Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, August 10th, 2026
1 Day
58.49%
decreased by 2.36%
1 Week
57.78%
decreased by 3.07%
1 Month
55.35%
decreased by 5.50%
Analysis last updated: Sunday, August 9, 2026 at 12:02 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 12, 2002 to Aug 7, 2026Model Insight
This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 25 trading days.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.3716 | 10.34*** |
α ARCH Response to squared shocks | 0.0657 | 8.03*** |
β GARCH Volatility persistence | 0.9069 | 74.22*** |
Spline Coefficients
K=1
| γ1 | 0.0013 | 3.98*** |
Persistence:
0.973
Half-life:
25 days
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