The session is dedicated to the framework conditions and challenges of circular economy. Contributions should provide in-depth analysis to one or several of the following research questions: Taking the goals of resource recovery, climate mitigation but also environmental protection by end-of-life management, what are status quo and perspectives of present waste management systems – national, sectoral, regional? Which data, indicators and tools are needed to monitor the performance of waste management systems? Which material flows are the preferred ones to target in order to meet the overarching goals of circular economy? How can economic efficiency of circular economy be enhanced and which stakeholders should be involved?