A set of lecture notes for the first quarter of a graduate microeconomics class, based on classes taught by the author at Tel Aviv, Princeton, and New York Universities.

The paper presents a notion of rationalizing choice functions that violate the “Independence of Irrelevant Alternatives” axiom. A collection of linear orderings is said to provide a rationalization by multiple rationales for a choice function if the choice from any choice set can be...

Ariel Rubinstein gives his answer to Freakonomics.

Lecture audiences and students were asked to respond to virtual decision and game situations at gametheory.tau.ac.il. Several thousand observations were collected and the response time for each answer was recorded. There were significant differences in response time across responses. It is...