In laboratory experiments, information cascades are ephemeral phenomena, collapsing soon after they form, and them reforming again. The formation/collapse/reformation cycles occur frequently and repeatedly. Cascades may be reversed (collapse followed by a cascade on a different state) and more...

Reversals of policy recommendations occur in risk management when the social decision maker aggregates individuals' subjective utilities for the outcomes of a risky policy measure. The level of detail with which these outcomes are described can signicantly affect the resulting policy...