The United States has the world's largest natural gas market. Fifteen years of deregulation have delivered significant gains to consumers in the form of lower prices and more services. The experience shows that liberalizing wholesale gas prices and the bulk supply of natural gas frees market...

The deregulation of the U.K. natural gas industry has facilitated new entry and competition in almost all segments of the industry except pipeline transportation. The new regulatory framework, developed largely by the Office of Gas Regulation (Ofgas), has allowed market forces to stimulate a...