Predictably Irrational: The Hidden Forces that Shape Our Decis... by Ariely, Dan

The answers will surprise you. Predictably Irrational is an intriguing, witty and utterly original look at why we all make illogical decisions. Why can a 50p aspirin do what a 5p aspirin can't?. If an item is "free" it must be a bargain, right?.

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