Table 8 NARDL results for \({T}_{{en}}\sim {T}_{{politics}}\).

From: The impact of social media discourse on financial performance of e-commerce companies listed on Borsa Istanbul

Residuals

Min

1Q

Median

3Q

Max

−1.17338

−0.04082

0.05743

0.11870

0.28235

Coefficients

 

Estimate

Std. Error

t-value

p-value

Const.

2.34398

0.18223

12.863

\(< 2\times {10}^{-16}\)

\({T}_{e{n}_{1}}\)

−1.07448

0.08113

−13.244

\(< 2\times {10}^{-16}\)

\({T}_{{politic}{s}_{p}}\)

0.06001

0.10552

0.569

0.570

\({T}_{{politic}{s}_{n}}\)

0.06173

0.10546

0.585

0.559

Residual Std. Err.:

0.2322

R-squared:

0.5376 (Multiple)

0.5284 (Adjusted)

F-Statistic:

58.52

p-value:

\(< 2\times {10}^{-16}\)

 

Model Diagnostic Test

 

JB test

LM test

ARCH test

 

Statistic

0.798289

0.07750669

0.4993572

 

p-value

\(2.41\times {10}^{-13}\)

0.82714206

0.4797827

 

Short Run Asymmetry Test

W-Statistic:

0.08425073

 

p-value:

0.9587496

Cointegration Test

155 Observations

 

2 Regressors

 

3 Cases

F-Statistic:

58.51941

   

Long Run Coefficients

 

Estimate

Std. Error

t-value

p-value

\({T}_{{politic}{s}_{p}}\)

0.055853

0.098240

0.5685

0.5697

\({T}_{{politic}{s}_{n}}\)

0.057454

0.098176

0.5852

0.5584

Long Run Asymmetry Test

W-Statistic:

0.07297483

p-value:

0.9641702