Table 1 Description of variables and...

Table 1

Description of variables and sources of the data

Symbol	Measurement	Source
CO₂	Carbon dioxide emissions (Metric tons per capita)	BP Statistical review
GDP	Gross domestic product per capita (constant 2015US$)	World Bank
EU	Primary energy consumption (KWh/person)	Our world in data
TO	Trade openness % of aggregate exports and imports to GDP	World Bank

Symbol	Measurement	Source
CO₂	Carbon dioxide emissions (Metric tons per capita)	BP Statistical review
GDP	Gross domestic product per capita (constant 2015US$)	World Bank
EU	Primary energy consumption (KWh/person)	Our world in data
TO	Trade openness % of aggregate exports and imports to GDP	World Bank

Source(s): Authors’ work

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