Cabrales, Antonio; Gossner, Olivier; Serrano, Roberto - 2012
entropy from priors to posteriors, and it also connects naturally with a recent index of riskiness. -- informativeness … together with a price. We develop an index of the appeal of information transactions, which is derived as a dual to the agent …'s preferences for information. The index of information transactions has a simple analytic characterization in terms of the relative …