The world of public goods has changed in the last quarter century. Many of the changes have their origins in massively increased human impacts on the biosphere, and in particular on important life support systems such as the carbon cycle, and on resources such as biodiversity, which operate as...

We incorporate a renewable resource into an overlapping generations model with standard, well-behaved utility and constant returns to scale production functions. Besides being a factor of production the resource serves as a store of value. We characterize dynamics, efficiency and stability of...

This paper develops a two-sector overlapping generations model in which one sector produces an externality on the environmental quality and the other has no effect. We assume that environmental quality degradation results from production activity of one sector. Then, we characterize the...

The paper deals with a cooperative game theory analysis of the economics of international agreements on climate change.