Table 9 NARDL results for \({T}_{{mp}}\sim {T}_{{technology}}\).

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

Residuals

Min

1Q

Median

3Q

Max

−0.198691

−0.007902

0.005556

0.017898

0.068973

Coefficients

 

Estimate

Std. Error

t-value

p-value

Const.

0.28392

0.05445

5.214

\(5.98\times {10}^{-7}\)

\({T}_{m{p}_{1}}\)

−0.29675

0.05727

−5.182

\(6.93\times {10}^{-7}\)

\({T}_{{technolog}{y}_{p}}\)

0.02091

0.01576

1.326

0.187

\({T}_{{technolog}{y}_{n}}\)

0.02058

0.01590

1.295

0.197

Residual Std. Err.:

0.03465

R-squared:

0.1544 (Multiple)

0.1376 (Adjusted)

F-Statistic:

9.191

p-value:

\(1.27\times {10}^{-5}\)

 

Model Diagnostic Test

 

JB test

LM test

ARCH test

 

Statistic

0.860328

1.0348190

3.58160961

 

p-value

\(7.99\times {10}^{-11}\)

0.4945529

0.05842252

 

Short Run Asymmetry Test

W-Statistic:

0.105232

 

p-value:

0.9487443

Cointegration Test

155 Observations

 

2 Regressors

 

3 Cases

F-Statistic:

9.19141

   

Long Run Coefficients

 

Estimate

Std. Error

t-value

p-value

\({T}_{{technolog}{y}_{p}}\)

0.070454

0.053561

1.3154

0.1884

\({T}_{{technolog}{y}_{n}}\)

0.069355

0.054067

1.2828

0.1996

Long Run Asymmetry Test

W-Statistic:

1.194982

p-value:

0.5501903