The preface of the book "Information Rules: A Strategic Guide to the Network Economy" by Carl Shapiro and Hal R. Varian provides an overview of the content, which covers various aspects of the information economy. The book delves into topics such as pricing information, versioning, rights management, recognizing and managing lock-in, the role of networks and positive feedback, cooperation and compatibility, standards wars, and information policy. It aims to guide readers through the strategic considerations and challenges in the network economy.The preface of the book "Information Rules: A Strategic Guide to the Network Economy" by Carl Shapiro and Hal R. Varian provides an overview of the content, which covers various aspects of the information economy. The book delves into topics such as pricing information, versioning, rights management, recognizing and managing lock-in, the role of networks and positive feedback, cooperation and compatibility, standards wars, and information policy. It aims to guide readers through the strategic considerations and challenges in the network economy.