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	param	t-stat
$ω$	1.0627	5.02
$α$	0.0980	4.87
$β$	0.8775	42.33
$γ_{1}$	-0.0602	-2.46
$γ_{2}$	0.0941	2.49
$γ_{3}$	-0.0685	-2.46
$γ_{4}$	0.0704	2.53
$γ_{5}$	-0.0489	-2.28

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EDAP TMS SA Zero Slope Spline-GARCH Volatility Analysis

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News Impact Curve

Volatility Forecast

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