Edited by Jan Klabbers, Lauterpacht Centre for International Law, University of Cambridge, UK and Åsa Wallendahl, Centre of Excellence in Global Governance Research, University of Helsinki, Finland

’This coherent and rich publication is of relevance to the practitioner, as well as the academic and the advanced student.’

• Contents:PrefaceJan Klabbers and Åsa WallendahlPART I: INTRODUCTION1. Contending Approaches to International Organizations: Between Functionalism and ConstitutionalismJan Klabbers PART II: GENERAL ISSUES2. Personality of International Organizations Tarcisio Gazzini3. Reasoning on Powers of OrganizationsViljam Engström4. Membership in International OrganizationsKonstantinos D. Magliveras5. Financing International InstitutionsThordis Ingadóttir6. Privileges and Immunities August Reinisch7. International Organiazations – Institutions and Organs Inger Österdahl8. International Organizations as Law-makersJan Wouters and Philip De Man9. Decision-making Nigel D. White10. Dispute Settlement Kirsten Schmalenbach11. International Organizations and Treaties: Contractual Freedom and Institutional ConstraintCatherine Brölmann12. Preparing Articles on Responsibility of International Organizations: Does the International Law Commission Take International Organizations Seriously? A Mid-term ReviewNiels M. Blokker13. Dissolution and Succession: The Transmigration of the Soul of International OrganizationsRamses A. Wessel PART III: SPECIAL ISSUES14. Ultra Vires Acts of International OrganizationsEnzo Cannizzaro and Paolo Palchetti15. Deformalization of International Organizations LawJarna Petman16. Reflections on Institutional Design – Especially Treaty Bodies Geir Ulfstein 17. The EU as (More Than) an International OrganizationJoxerramon Bengoetxea18. The United Nations Sabine von SchorlemerIndex