The conservation of biodiversity is a major environmental issue, one that promises to remain at or near the top of the environmental agenda for the foreseeable future. The loss of biodiversity affects human welfare as well as being lamentable for its own sake. Humans depend on natural systems to...

We model countries' choice of greenhouse gas (GHG) emissions as a dynamic game. Emissions generate immediate benefits to the emitting country but also increase atmospheric GHG concentrations that negatively affect present and future welfare of all countries. Because there are no international...

Preface -- Introduction -- Four economic questions about climate change -- How much pollution is too much? -- Ethics and economics -- Pollution and resource degradation as externalities -- The efficiency standard -- Measuring the benefits of environmental protection -- Measuring the costs of...