V-Lab
Franklin Ohio Municipal Income ETF GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
3.81%
increased by 0.61%
1 Week
3.65%
increased by 0.45%
1 Month
3.56%
increased by 0.36%
Analysis last updated: Saturday, August 15, 2026 at 02:29 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 10, 2025 to Aug 14, 2026Model Insight
Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0225 | 8.24*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.4127 | 6.63*** |
γ leverage Additional response to negative shocks | 0.2672 | 4.07*** |
Persistence:
0.546
Half-life:
1 days
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