We consider a test of expressive voting developed by Brennan and Lomasky (1993). They point out that in presidential elections the probability of a tie, and casting a decisive vote, increases “multi-billionfold” as the election becomes increasingly close. They conjecture that if voters are...

Cognitive dissonance is defined as the psychological discomfort or annoyance that may exist when an individual's choice is not consistent with his values and beliefs. Dissonance may cause an individual to reconsider his values and beliefs, enter new choices with different parameters, respond to...