And, third, that it should be environmentally sustainable by limiting pollution, supporting conservation and the sustainable use of natural resources, contributing to a low-caibon and resource-efficient economy and withstanding climate change impacts (NCE, 2016: 22). Some methodologies are based on sectoral analysis with consideration of use of more efficient technologies (e.g. OECD, NCE) plus a country-by-countiy assessment (e.g. Woetzel et al., In the case of Bhattachaiya et al. (