If you are interested in understanding the new economy of technology, information and Internet services you should consider buying this book: Information Rules: A Strategic Guide to the Network Economy by Carl Shapiro and Hal Varian.

Shapiro is Professor of Business Strategy at the Haas School of Business at the University of California, Berkeley, and has also served as chief economist at the Antitrust Division of the US Justice Department. Varian is the Dean of the School of Information Management and Systems at University of California, Berkeley.