This classic is arranged as follows: Preface 1. The Question of Practical Application. 2. The Question of Natural Science. 1. Introduction and Orientation I. The Selection of a Path II. The “Singleness of the Superlative” III. The Principle of Least Effort IV. The Scope of the Principle:“Tools-and-Jobs” V. Previous Studies VI. Prospectus 2. On the Economy of Words I. In Medias Res: Vocabulary Usage, and the Forces of Unification and Diversification II. The Question of Vocabulary Balance III. The Orderly Distribution of Meanings IV. The Integrality of Frequencies V. The Integrality of Rank VI. The Length of Intervals Between Repetitions VII. The Problem of Spreading Work Over Time (The Even Distribution of Work Over Time) 3. Formal Semantic Balance and the Economy of Evolutionary Process I. The “Minimum Equation” Of Arrangement II. The Law of Abbreviation of Words III. The Law of Diminishing Returns of Tools IV. The Law of Diminishing Returns of Words 4. Children’s Verbalizations and the “Origin of Speech” I. The Problem II. Quantitative Data III. Theoretical Discussion of the “Origin” Of Speech IV. Summary 5. Language as Sensation and Mentation I. The Comparative Conservatism of Tools in the Risks and Opportunities of the Environment II. The Economy of Sensation III. Mentation: The Correlation of Sensory Data IV. A Mind as a Unit Semantic System V. Intellectual Rigidity and Death: Miscellanea V. Summary: The N Minimum 6. The Ego as the “Origin” Of a Frame of Reference I. A Definition of an Organism II. The Biosocial Population of Organisms III. The Economy of Procreation IV. The Synchrony of the Biosocial Continuum 7. Mind and the Economy of Symbolic Process: Sex, Culture, and Schizophrenia I. Human Sexual Activity II. The Economy of Symbolic Process (Substitution III. Culture, Society, and the Superego IV. Autism and the Confusion of Kinds of Reality V. On Schizophrenic Speech VI. Semantic Dynamics: Summary VI. Language and the Structure of the Personality 8. The Language of Dreams and of Art I. The Language of Dreams II. The Language of Art III. Language and the Structure of the Personality: Mary of Part One 9. The Economy of Geography I. A Lemma in Which a Number of Human Beings Becomes Increasingly More Organized II. The Hypothesis of the “Minimum Equation” III. Empiric Tests IV. Concluding Remarks 10. Intranational and International Cooperation and Conflict I. Canadian Data II. Unstable and Stable Intranational Conditions III. Stable and Unstable International Equilibria 11. The Distribution of Economic Power and Social Status I. Theoretical Considerations II. Empiric Data III. The Interaction Between Individuals: Dominance and Submission IV. Summary 12. Prestige Symbols and Cultural Vogues I. Theoretical Considerations II. Pioneer Empiric Data III. Musical Composers and Compositions IV. Samples of Congressional Action V. Summary