Economics Commons^™

Regulatory Responses To Investor Irrationality: The Case Of The Research Analyst, Jill E. Fisch

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An extensive body of behavioral economics literature suggests that investors do not behave with perfect rationality. Instead, investors are subject to a variety of biases that may cause them to react inappropriately to information. The policy challenge posed by this observation is to identify the appropriate response to investor irrationality. In particular, should regulators attempt to protect investors from bad investment decisions that may be the result of irrational behavior?

This Article considers the appropriate regulatory response to investor irrationality within the concrete context of the research analyst. Many commentators have argued that analyst conflicts of interest led to biased …

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 …

The "Duty" To Be A Rational Shareholder, David A. Hoffman

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How and when do courts determine that corporate disclosures are actionable under the federal securities laws? The applicable standard is materiality: would a (mythical) reasonable investor have considered a given disclosure important. As I establish through empirical and statistical testing of approximately 500 cases analyzing the materiality standard, judicial findings of immateriality are remarkably common, and have been stable over time. Materiality's scope results in the dismissal of a large number of claims, and creates a set of cases in which courts attempt to explain and defend their vision of who is, and is not, a reasonable investor. Thus, materiality …