ARIELY Dan Predictably irrational : revised and expanded edition : the hidden forces that shape our decisions / Dan Ariely - 1st rev. ed. - New York : Harper Perennial, 2010 - xxii , 349 p : 20 cm ISBN: 9780061353246 (pbk) : BND 27.10 Subjects--Topical Terms: DECISION-MAKINGECONOMIC--PSYCHOLOGICAL ASPECTSCONSUMER BEHAVIOR