Facts about Predictably Irrational
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Relativity of pricing is explored in Predictably Irrational through the concept of 'arbitrary coherence,' where initial prices shape consumers' long-term willingness to pay.
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A central concept in Predictably Irrational is the 'free' effect, where people dramatically overvalue items or offers that cost nothing, making irrational choices as a result.
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Published by HarperCollins, Predictably Irrational draws on Dan Ariely's behavioral economics research to argue that irrational human decisions are predictable and systematic, not random.
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Ariely's cheating experiments in Predictably Irrational revealed that most people cheat by small amounts rather than maximizing dishonest gains, suggesting moral boundaries override pure self-interest.
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The anchoring effect experiment in Predictably Irrational showed that spinning a wheel with random numbers between 1 and 100 significantly influenced participants' willingness to pay for items like wine and chocolate.
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In 2008, Dan Ariely's Predictably Irrational became a bestseller by documenting how humans systematically violate rational economic decision-making across dozens of behavioral experiments.