This paper discusses both the opportunities for and the challenges associated with integrating economics and ecology in the study of ecosystem services. We distinguish between integration in positive versus normative analysis. There is rapid growth in positive research that combines the two...

Discounting plays a central role in decisions about global environmental change that affect the well-being of future generations. Discounting the future more heavily tilts decisions toward the present, making it less likely that society will undertake actions to mitigate climate change or other...