This paper presents a macroeconomic approach to sustainable growth. After clarifying the concept of sustainability, the interdependence between natural resources and accumulated capital stocks such as physical, human, and knowledge capital is discussed. The conditions for the substitution...

This paper presents empirical results on coronavirus infection and fatality rates from cross-country regressions for OECD economies and a sample of middle- and high-income countries. We include environmental, economic, medical, and policy variables in our analysis to explain the number of corona...

Production often causes pollution as a by-product. Once pollution problems become too severe, regulation is introduced by political authorities which forces the economy to make a transition to cleaner production processes. We model this transition as a change in "general purpose technology"...

We derive the optimal contributions to global climate policy when countries differ with respect to income level and pollution intensity. Countries growth rates are determined endogenously, and abatement efficiency is improved by technical progress. We show that country heterogeneity has a...