This volume reviews the state of the art in conducting sustainability assessments, including the range of methodologies and tools available. It describes current practice in OECD countries, as well as the continuing debate on quantifying and comparing diverse types of short- and long-term policy impacts. Table of Content :Workshop Overview by Candice StevensPART I. DEFINING SUSTAINABILITY ASSESSMENTSChapter 1. Sustainability Impact Assessment: European Approaches by Gerald BergerChapter 2. Sustainability Impact Assessment and Strategic Environmental Assessment by Kerstin ArbterChapter 3. Sustainability Impact Assessment and Regulatory Impact Assessment by Ingeborg NeistroyPART II. IDENTIFYING TOOLS FOR SUSTAINABILITY ASSESSMENTSChapter 4. The Sustainability A-Test by Marjan van HerwijnenChapter 5. The Role of Tools in Impact Assessments by Anneke von RaggambyChapter 6. Using Assessment Tools in the Policy Contest by Donald MacraePART III. CONDUCTING SUSTAINABILITY ASSESSMENTSChapter 7. Balancing Interests in Sustainability Assessments by Daniel WachterChapter 8. Assessing the Energy Contributions to Sustainability by Helene ConnorChapter 9. Assessing the Sustainability of Trade Policies and Agreements by Colin Kirkpatrick and Clive George