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. 2023 Jun 16;9(6):e17029. doi: 10.1016/j.heliyon.2023.e17029

Table 2.

Synopsis of the variable description.

Variable Symbols Description Source
Environmental Degradation EVD CO2 emissions in kilo ton (kt) WDI
Energy Consumption ENC Energy Usage (kg of oil equivalent per capita WDI
Economic Growth EGC Per Capita (constant USD $2010) WDI
Technological Innovation TI No. Of patent applications authorized by both resident and non-resident OECD
Regulatory Quality RQ Estimates Government effective regulations WGI
Government Effectiveness GE Estimates on public services quality WGI
Government spending on research and development GSRD R&D measured by %$US (constant $2010) WDI

Note: WDI: World Development Indicators, WGI: World Governance Indicators, OECD: Organization for Economic Cooperation and Development EGC-Economic Growth, ENC-energy consumption, RQ-Regulatory quality), GE-Government effectiveness, and GSRD-Government spending on research and development.