The recent expansion of health-plan choice has been touted as increasing competition and enabling people to choose plans that fit their needs. This study provides new evidence challenging these proposed benefits of expanded health-insurance choice. We examine health-insurance decisions of...

We provide an empirical test of contrast effects—a bias where a decision maker perceives information in contrast to what preceded it—in the quasi-experimental context of speed dating decisions. We document that prior partner attractiveness reduces the subsequent likelihood of an affirmative...

We investigate the causal link between driver cell phone use and crash rates by exploiting a natural experiment induced by the 9 pm price discontinuity that characterizes a majority of recent cellular plans. We first document a 7.2 percent jump in driver call likelihood at the 9 pm threshold....

Despite the large literature on anomalies in risky choice, very little research has explored the relevance of these insights in real insurance markets. This paper uses new data on consumers' choices of deductibles for home insurance to provide evidence that a surprising level of risk aversion...

Recent research has demonstrated that choices between gambles are systematically influenced by the way they are expressed. Kahneman and Tversky's Prospect Theory (1979) explains many of these "framing" effects as shifts in the point of reference from which prospects are evaluated. This paper...

Neuroeconomics uses knowledge about brain mechanisms to inform economic analysis, and roots economics in biology. It opens up the "black box" of the brain, much as organizational economics adds detail to the theory of the firm. Neuroscientists use many tools— including brain imaging, behavior...