evolution of all indicators over time throughout the world, and (ii) the aggregation methodology to reconcile them in one … current sustainability at world level differs from what the traditional measure of well-being, the GDP, depicts, highlighting … the trade-offs among different components of sustainability. Moreover, in the next decade a slight decrease in world …

contains several idealistic assumptions that could be violated in the real world where some technologies may not be fully … available, technology transfers and diffusion are imperfect, some world regions may not accept to reduce their GHG emissions …