Wetlands provide many important goods and services to human societies, and generate nonuse values as well. Wetlands are also very sensitive ecosystems that are subject to much stress from human activities. Reducing the stress on wetlands requires a spatial matching between physical planning,...

This study aims at integrating a materials flow model into an economic model, such that theeconomic effects of policies on the use materials and products can be analysed. Methods for studyingmaterials and product flows do not properly take into account economic, behavioural or policy aspects.But...