Dr. Dan Ariely

Sample chapters from Predictably Irrational and Upside of Irrationality. Predictably IrrationalWhy do our headaches persist after we take a one-cent aspirin but disappear when we take a fifty-cent aspirin? Why do we splurge on a lavish meal but cut coupons to save twenty-five cents on a can of soup? When it comes to …

Why is paying for things painful? Why are we comfortable overpaying for something in the present just because we’ve overpaid for it in the past? Why is it easy to pay $4 for a soda on vacation, when we wouldn’t spend more than $1 on that same soda at our local grocery store? We think of money as numbers, values, and …