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Behavioral Economics

University of Pennsylvania Carey Law School

Promissory estoppel

Publication Year

Articles 1 - 2 of 2

Full-Text Articles in Law

Breach Is For Suckers, Tess Wilkinson-Ryan, David A. Hoffman Jan 2010

Breach Is For Suckers, Tess Wilkinson-Ryan, David A. Hoffman

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This paper presents results from three experiments offering evidence that parties see breach of contract as a form of exploitation, making disappointed promisees into “suckers.” In psychology, being a sucker turns on a three-part definition: betrayal, inequity, and intention. We used web-based questionnaires to test the effect of each of the three factors separately. Our results support the hypothesis that when breach of contract cues an exploitation schema, people become angry, offended, and inclined to retaliate even when retaliation is costly. This theory offers a useful advance insofar it explains why victims of breach demand more than similarly situated tort …


The Best Puffery Article Ever, David A. Hoffman Jan 2006

The Best Puffery Article Ever, David A. Hoffman

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This Article provides the first extensive legal treatment of an important defense in the law of fraud and contracts: puffery. Legal authorities commonly say they make decisions about whether defendants should be able to utter exaggerated, optimistic, lies based on assumptions about buyer behavior, concluding that consumers do not rely on such speech. However, as the Article shows, such analyses are proxies for a deeper analytical question: does the speech encourage or discourage a type of consumption activity that the court deems welfare maximizing? The Article presents a novel constitutional analysis of puffery doctrine that focuses on the meaning of …