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The Official Journal of the Pan-Pacific Association of Input-Output Studies (PAPAIOS)

Table 3 The determinants of TFP (2SLS method)

From: Innovation, total factor productivity and economic growth in Pakistan: a policy perspective

Description

Model 1

Model 2

Model 3

Model 4

Model 5

Model 6

TFP(− 1)

0.91* (− 3.38)

    

0.93* (3.90)

INF

− 0.02* (− 2.62)

0.04*** (− 1.90)

− 0.02* (− 2.50)

− 0.02*** (− 1.86)

− 0.02*** (− 1.70)

− 0.02 (− 0.325)

FDI

0.13* (− 3.22)

− 0.04 (− 0.83)

− 0.03 (− 1.22)

− 0.04 (− 0.63)

0.10* (− 4.68)

 

TRD

 

0.04* (5.85)

 

0.05** (− 2.36)

  

LGDP

 

 1.17* (− 2.88)

 

0.80* (− 5.78)

1.06* (− 9.63)

 

PRL

    

0.01 (− 0.9)

 

EDU

  

0.19*** (− 1.97)

 

0.12** (− 1.97)

0.30* (− 2.54)

IMM

0.03** (− 1.98)

 

0.03*** (− 1.97)

 

0.03* (− 9.63)

0.06 (− 0.24)

LPT

     

0.05*** (− 1.97)

CONSTANT

0.49 (− 1.59)

− 3.53 (− 1.42)

0.48 (− 1.59)

− 1.716 (− 2.15)

0.03 (− 0.04)

− 0.96 (− 1.19)

Diagnostic tests

R-squared

0.23

0.85

0.3

0.65

0.86

0.3

Adjusted R-squared

0.22

0.83

0.28

0.6

0.77

0.2

JB normality test

2.53 (0.28)

     

Breusch–Godfrey LM test

1.68(0.23)

     

ARCH test

1.38 (0.82)

     

Ramsey reset test

t = 0.74 (0.31)

     

Durbin–Watson stat

1.78

     
  1. Robust t (values) in parentheses; and *, **, *** denote significance level at 1%, 5% and 10% respectively