Frontmatter -- Contents -- Preface -- Introduction -- Lecture 1. Preferences -- Lecture 2. Utility -- Lecture 3. Choice -- Lecture 4. Consumer Preferences -- Lecture 5. Demand: Consumer Choice -- Lecture 6. Choice over Budget Sets and the Dual Consumer -- Lecture 7. The Producer -- Lecture 8....

We suggest a concept of convexity of preferences that does not rely on any algebraic structure. A decision maker has in mind a set of orderings interpreted as evaluation criteria. A preference relation is defined to be convex when it satisfies the following condition: If, for each criterion,...

Ariel Rubinstein gives his answer to Freakonomics.