Companies incur immense losses due to employee neglect to save and back up data and failure to frequently update anti‐virus protections. This problem appears perplexing as such oversights are clearly neither in the organization’s nor in the employees’ best interest. We review the possible...

Recent experimental research suggests that decision makers tend to overweight rare events when responding to a description of the possible outcomes, but tend to underweight low probability events in decisions from experience. The current paper examines whether in an experiential setting...

This paper examines how observing other people's behavior affects risk taking in repeated decision tasks. In Study 1, 100 participants performed experience-based decision tasks either alone or in pairs, with the two members being exposed to each others' choices and outcomes. The tasks involved...

Previous research demonstrates overestimation of rare events in judgment tasks, and underweighting of rare events in decisions from experience. The current paper presents three laboratory experiments and a field study that explore this pattern. The results suggest that the overestimation and...

One of the robust regularities of stock markets is the asymmetric relation between stock returns and their subsequent volatility, commonly referred to as the 'leverage effect'. In the current paper we present a psychological model linking between gains and losses, choice volatility, and market...