Table 10 NARDL results for \({T}_{{en}}\sim {T}_{{technology}}\).

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

Residuals

Min

1Q

Median

3Q

Max

−1.16582

−0.04669

0.04936

0.14851

0.39866

Coefficients

 

Estimate

Std. Error

t-value

p-value

Const.

2.36620

0.18057

13.104

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

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

−1.08134

0.08048

−13.437

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

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

−0.34709

0.17753

−1.955

0.0525

\({T}_{{technolog}{y}_{p1}}\)

0.361

0.17829

2.025

0.0447

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

0.27640

0.18529

1.492

0.1379

\({T}_{{technolog}{y}_{n1}}\)

−0.26359

0.18403

−1.432

0.1542

Residual Std. Err.:

0.2301

R-squared:

0.5541 (Multiple)

0.539 (Adjusted)

F-Statistic:

36.78

p-value:

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

 

Model Diagnostic Test

 

JB test

LM test

ARCH test

 

Statistic

0.816893

0.01349239

0.7364487

 

p-value

\(1.32\times {10}^{-12}\)

0.92638224

0.3908009

 

Short Run Asymmetry Test

W-Statistic:

0.105232

 

p-value:

0.9487443

Cointegration Test

154 Observations

 

2 Regressors

 

3 Cases

F-Statistic:

36.77586

   

Long Run Coefficients

 

Estimate

Std. Error

t-value

p-value

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

−0.32098

0.16529

−1.9419

0.05215

\({T}_{{technolog}{y}_{p1}}\)

0.33384

0.16611

2.0097

0.04446

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

0.25560

0.17157

1.4898

0.13628

\({T}_{{technolog}{y}_{n1}}\)

−0.24376

0.17035

−1.4309

0.15245

Long Run Asymmetry Test

W-Statistic:

4.494439

p-value:

0.1056927