Frontmatter -- Acknowledgments -- Note to the Second Printing -- CONTENTS -- Introduction -- I. The 'Lenin Revolution' and Its Interpreter -- II. The Challenge from the Right and the Left -- III. Attempt at Synthesis -- IV. The Bukharin School Readjusts Its Views -- V. An Exercise in Evasion -- VI. The Imbalance -- VII. Relaxation Possibilities -- VIII. A Long-Range View -- IX. The Final Decision -- Chronology of Key Events, 1921-1929 -- Bibliography of Sources Cited -- References -- Index -- Backmatter