In a new, revised and expanded edition of The New York Times bestseller, Dan Ariely answers these questions and more about our economic behavior. He demonstrates by the example of scientific experiments that our decisions are often predictably irrational - we act according to the same non-obvious scenarios. The author exposes the games that our brain plays, helps to understand and reconsider the stereotypes of decisions and actions that determine our personal and business life. Understanding your own imperfection has a lot of practical benefits - you can see for yourself by reading this fascinating book!