Commerce Renewable energies Expansion 3 renewable energy 3 CO 2 emission 2 CO2 emissions 2 Carbon dioxide 2 Economic and social effects 2 Economic growths 2 Energy conservation 2 Energy management systems 2 Gross domestic products 2 Information and Communication Technologies 2 OECD countries 2 Pooled mean group 2 Renewable electricity 2 Technology usages 2 Trade openness 2 gross domestic product 2 information and communication technology 2 pooled mean group 2 trade openness 2 Business models 1 Climate change 1 Condition 1 Costs 1 Digital business 1 Digital storage 1 Digital transformation 1 Digitalization 1