Economic aspects -- International trade -- Competition, International -- 2 Economic aspects 2 Environmental aspects 2 Environmental policy -- 2 Technological innovations -- 2 more ... Communication and technology -- 1 Comparative advantage (International trade) -- 1 Congresses 1 Econometric models 1 Econometric models -- 1 Economic development -- 1 Effect of technological innovations on -- 1 Envcironmental policy -- 1 less ...