Table 2 Summary statistics.

From: Exploring CO2 emission dynamics in relation to energy security, expenditure and policy uncertainty using Quantile-on-Quantile regression: case study from USA

Indicators

N

Mean

Md

Sd

Min

Max

Sk

Ku

JB

CE

456

5.99

6.04

0.26

5.49

6.38

−0.36

−1.12

32.75*

ESI

456

4.39

4.38

0.10

4.21

4.62

0.32

−0.47

12.03*

EE

456

3.99

4.00

0.17

3.69

4.46

−0.03

−0.78

11.81*

EPU

456

4.73

4.68

0.39

3.80

6.22

0.59

0.52

31.24*

  1. *p-values significant at a 5% level of significance.
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