Table 1 NARDL results for \({T}_{{mp}}\sim {T}_{{culture}}\).

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

Residuals

Min

1Q

Median

3Q

Max

−0.191979

−0.008339

0.005344

0.018809

0.070371

Coefficients

 

Estimate

Std. Error

t-value

p-value

Const.

0.28275

0.05374

5.261

\(4.83\times {10}^{-7}\)

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

−0.29684

0.05689

−5.218

\(5.88\times {10}^{-7}\)

\({T}_{{cultur}{e}_{p}}\)

0.02942

0.01583

1.859

0.0650

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

0.02875

0.01577

1.823

0.0703

Residual Std. Err.:

0.03445

R-squared:

0.1638 (Multiple)

0.1472 (Adjusted)

F-Statistic:

9.862

p-value:

\(5.597\times {10}^{-6}\)

 

Model Diagnostic Test

 

JB test

LM test

ARCH test

 

Statistic

0.875922

1.3061048

4.0059292

 

p-value

\(54.48\times {10}^{-10}\)

0.4576235

0.0453405

 

Short Run Asymmetry Test

W-Statistic:

0.4250253

 

p-value:

0.8085501

Cointegration Test

155 Observations

 

2 Regressors

 

3 Cases

F-Statistic:

9.8615

   

Long Run Coefficients

 

Estimate

Std. Error

t-value

p-value

\({T}_{{cultur}{e}_{p}}\)

0.099116

0.055434

1.7880

0.07378

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

0.096838

0.055286

1.7516

0.07985

Long Run Asymmetry Test

W-Statistic:

4.823503

p-value:

0.08965811