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Referenda outcomes and the influence of polls: A social network feedback process
Matos, João Amaro de; Guerreiro, ArielThis paper proposes a model to explain the differences between outcomes of referenda and the voting trends suggested by polls. Two main effects are at stake. First, the evolution of the voters' attitudes is conditional on the public information made available to them. Second, the predisposition toward abstention among individuals within each voting group may be different. Our model describes how these two aspec...
Attitude change in arbitrarily large organizations
Costa, Luís Almeida; Matos, João Amaro deThe alignment of collective goals and individual behavior has been extensively studied by economists under a principal-agent framework. Two main solutions have been presented: explicit incentive contracts and monitoring. These solutions correspond to changes in the objective situation faced by individuals. However, an extensive literature in social psychology provides evidence that behavior is influenced, not o...
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