This study adds to the literature on decarbonisation of the global energy system. We employ a detailed and long dataset that covers a period of nearly two centuries for the G7 countries. We link the scale of economic activity to the notion of environmental quality and employ nonlinear...

The major greenhouse gases, CO2 and CH4, are uniformly mixing, but spatial inequalities in emissions do matter in terms of both efficiency and equity of environmental policy formation and implementation. As the recent evidence has mainly focused on convergence issues between countries, this...