Once the exclusive preserve of member states, international organizations have become increasingly open in recent decades. Now virtually all international organ

Analyses the effectiveness of international organisations as problem solvers of key issues in global politics.

This book explores how international organizations (IOs) have expanded their powers over time without formally amending their founding treaties. IOs intervene i

Provides a framework for understanding how organizations are set up and the logic behind international organizations law.

International organizations have come to play a central role in world politics. The authors present a major new attempt to explain the difference - and the simi