7Since the first edition of this book in 1975 (previously titled Comparing Economic Systems in the Twenty-First Century), this market-leading title has examined different economies in theory and practice. This edition represents a complete revision and a significant expansion of the previous (2004) edition. The authors have completely rewritten and reorganized the 21 chapters of the previous edition and included a new chapter (Chapter 12, The Europen Model). Available with InfoTrac Student Collections http: //gocengage.com/infotrac.