The main argument of this book has five principal threads. First, expected change in globalization, economic development, demography, technology, and democracy suggest greater need for international law in a number of areas of cooperation. These needs can be understood as a broadening of the domain of international law, but in addition, some of these needs will necessitate fortification of the power of international law. As greater issues are addressed among asymmetric states over longer periods of time, a stronger version of international law will be required. No longer will we be able to accept the concept that, to be effective, individual international legal rules must take the form of self-enforcing contracts