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	param	t-stat
$ω$	0.0292	4.47
$α$	0.2537	11.55
$β$	0.6244	27.56
$γ$	0.0196	0.63
$δ$	1.2648	8.24

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Vanguard Califor Tax-E B ETF APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:2.96% (+0.03%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

Other Vanguard Califor Tax-E B ETF Analyses