How volatility evolves over time

How illiquidity evolves over time

{name} Model Equation

How returns affect tomorrow's volatility

How returns affect tomorrow's illiquidity

Spline Coefficients

Value at Risk (VaR) estimates the maximum loss at a given confidence level. Expected Shortfall (ES) estimates the average loss beyond VaR.

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Param	Value	t-stat
mwindow	31
αARCH	0.0623	3.81***
βGARCH	0.0000	0.00
γleverage	-0.0623	-0.48
λ₁tau intercept	10.0000	1.84*
λ₂forecast adj.	0.2167	2.43**
λ₃tau persistence	0.7401	6.89***

Parameter	Value	t-statistic
m window Rolling window length	31
α ARCH Response to squared shocks	0.0623	3.81***
β GARCH Volatility persistence	0.0000	0.00
γ leverage Additional response to negative shocks	-0.0623	-0.48
λ₁ tau intercept Baseline long-term coefficient	10.0000	1.84*
λ₂ forecast adj. Forecast performance sensitivity	0.2167	2.43**
λ₃ tau persistence Long-term factor persistence	0.7401	6.89***

V-Lab

Tenaris SA ILLIQ-MFMEM Liquidity Analysis

Date Range:

News Impact Curve

Illiquidity Forecast

Parameter Estimates

Other Tenaris SA Analyses