1. Introduction -- Part I Indicators and concepts in practice -- 2. Assessment of multifunctionality and jointness of production --3. The institutional dimension in policy assessment.- Part II Advancements in modelling, data and software -- 4. A component-based framework for simulating agricultural production and externalities -- 5. A generic farming system simulator -- 6. Visualising changes in agricultural landscapes -- 7. A biophysical typology in agri-environmental modelling -- 8. The use of regional typologies in the assessment of farms' performance -- 9. A web-based software system for model integration in impact assessments of agricultural and environmental policies -- Part III Use and extensions of integrated assessment modelling -- 10. Evaluating integrated assessment tools for policy support -- 11. A comparison of CAPRI and SEAMLESS-IF as integrated modelling systems -- 12. Science - policy interfaces in impact assessment procedures -- 13. Economic principles of monetary valuation in evaluation studies.