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Table 5 CO2 Emission tax abatement cost and sensitivity analysis

From: Exploring the CO2 emissions drivers in the Nigerian manufacturing sector through decomposition analysis and the potential of carbon tax (CAT) policy on CO2 mitigation

Variable

Pooled

2020

2019

2018

2017

2016

2015

2014

2013

2012

2011

2010

Panel A: Firm factors regression

C

 − 13.20***

 − 70.08***

1.35*

 − 55.74***

 − 75.58***

 − 32.97***

 − 20.25***

 − 69.90***

 − 71.43***

 − 13.35***

 − 55.08***

 − 66.38***

CI

4.94***

17.63***

1.47***

14.27***

18.60***

8.48***

5.58***

17.00***

17.63***

4.74***

13.73***

16.27***

EI

1.81***

0.23***

1.49***

0.91***

0.80***

1.78***

1.76***

0.76***

3.10***

1.88***

1.63***

0.98***

CS

0.38***

0.09***

0.49***

0.26***

0.23***

0.48***

0.52***

0.13***

0.46***

0.28***

0.30***

0.14***

SA

0.01***

0.00**

0.01***

0.00***

0.00***

0.04***

0.05***

0.03***

0.00***

0.00***

0.02***

0.03***

AE

 − 0.91***

 − 0.52*

0.00

 − 0.19

 − 0.17

 − 0.46***

 − 0.55***

 − 0.63*

0.08

0.46

 − 0.23**

 − 0.82**

EP

0.00

0.00

0.00

0.00

0.00

0.06

0.03

0.02

0.01

0.00

0.00

0.00

PCU

 − 0.09***

 − 0.04*

 − 0.04**

 − 0.04*

0.00

 − 0.16***

 − 0.14***

 − 0.17***

0.09***

 − 0.10*

 − 0.03*

 − 0.13***

Panel B: Carbon tax (5%) regression scenario

CPT_1

0.22***

0.15***

0.40***

0.20***

0.07***

0.25***

0.22***

0.17***

0.36***

0.13***

0.21***

0.23***

Panel C: Regression of the interaction between firm factors and carbon tax

CI*CPT_1

3.05***

 − 17.85***

 − 7.05**

16.58***

24.07***

10.62***

 − 15.54***

16.87***

19.00***

 − 0.80

20.85***

10.34***

EI*CPT_1

 − 7.99***

 − 5.54***

1.95***

 − 6.50***

 − 6.83***

 − 6.14***

3.78***

 − 13.03***

 − 12.43***

0.47

 − 7.96***

 − 15.01***

CS*CPT_1

 − 0.16***

 − 0.40***

 − 3.87***

 − 0.73***

 − 0.79***

 − 0.39***

 − 5.08***

 − 0.70***

 − 0.51***

 − 0.00

 − 0.76***

 − 0.32***

SA*CPT_1

 − 0.04***

 − 0.043***

 − 0.28***

 − 0.03***

 − 0.03***

 − 0.00

 − 0.30***

0.00

 − 0.04***

 − 0.03***

 − 0.02*

0.00

AE*CPT_1

 − 0.24***

 − 0.04*

 − 0.03**

 − 0.22*

 − 0.07

 − 0.28**

 − 0.00

 − 0.03

 − 0.08*

 − 0.20

 − 0.23*

 − 0.30**

EP*CPT_1

 − 0.00

 − 0.05***

 − 0.16***

 − 0.01

 − 0.00

 − 0.15**

 − 0.36***

 − 0.05*

 − 0.07***

 − 0.00

 − 0.46***

 − 0.10**

PCU*CPT_1

 − 0.03

0.00*

 − 0.05**

 − 0.04

 − 0.01

 − 0.07

 − 0.03

 − 0.08

 − 0.06

 − 0.07

 − 0.51***

 − 0.23*

R SQR

0.81

0.87

0.86

0.82

0.84

0.87

0.90

0.89

0.90

0.90

0.73

0.87

  1. *p < 0.1, **p < 0.05, ***p < 0.01. Source: Output from E-views 10 software