books.google.com - Many states within the U.S., and many countries across the world, are opening their electricity markets to competition. Many others are uncertain about their plans. These differences emphasize the complexities involved in the technology and regulatory structure of the electricity industry -- an industry...http://books.google.com/books/about/Alternating_Currents.html?id=Jw9paEl1o28C&utm_source=gb-gplus-shareAlternating Currents