International institutions vary widely in terms of key institutional features such as membership, scope, and flexibility. In this 2004 book, Barbara Koremenos,

Policy scientists have long been concerned with understanding the basic tools, or instruments, that governments can use to accomplish their goals. The initial i

This volume illustrates and synthesizes new theories of institutional design recently developed by scholars across a range of disciplines.

Why do international organizations (IOs) look so different, yet so similar? The possibilities are diverse. Some international organizations have just a few memb