Fernando Branco

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C onsumers often need to search for product information before making purchase decisions. We consider a tractable (continuous-time) model of gradual learning, in which consumers incur search costs to learn further product information, and update their expected utility of the product at each search occasion. We characterize the optimal stopping rules for(More)
A seller often needs to determine the amount of product information to provide to consumers. We model costly consumer information search in the presence of limited information. We derive the consumer's optimal stopping rule for the search process. We find that, in general, there is an intermediate amount of information that maximizes the likelihood of(More)
Objectivo: Estudar as propriedades psicométricas da versão portuguesa da Perceived Stress Scale-10 (PSS-10). Amostra: Cinco amostras da população geral (n = 762) e cinco amostras de pessoas com doença física ou perturbação ansiosa (n = 201). A experimentação científica sobre os mecanismos adaptativos e homeostáticos dos organismos vivos remonta ao século(More)
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