7,053 research outputs found

    R. P. Gonzalo Diez Melcón. Apellidos castellano-leoneses (siglos IX-XIII, ambos inclusive).

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    Lafon René. R. P. Gonzalo Diez Melcón. Apellidos castellano-leoneses (siglos IX-XIII, ambos inclusive).. In: Bulletin Hispanique, tome 60, n°4, 1958. pp. 546-549

    A statistical investigation on the relationships among financial disclosure, sociodemographic variables, financial literacy and retail investors’ risk assessment ability

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    This research focuses on disclosure of information about the uncertain future performance of non-equity financial products. In particular, it looks at two schemes, namely What-if and Probabilistic scenarios. For this purpose, a consumer testing experiment was conducted on a sample of 1,130 potential investors stratified according to ISTAT standard WRH[SORUHKRZGLIIHUHQWVFKHPHVLQIOXHQFHLQYHVWRU¶V risk perception and whether financial literacy and sociodemographic variables are drivers of risk assessment. The analysis was performed using multilevel regression model

    The analysis of the impact of the framing effect on the choice of financial products: an analytical hierarchical process approach

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    Most economic and financial theories assume that market participants act rationally and use available information in their decision-making processes to maximize their expected utility. Recently, the scientific debate in behavioral economics and finance has highlighted that individuals can make choices other than those envisaged by standard economic theory. In fact, the choices can be conditioned by the way in which the alternatives are presented. In particular, the framing effect refers to the cognitive bias wherein an individual’s choice from a set of options is influenced more by how the information is worded than by the information itself. The purposes of this study are: testing if the framing effect affects investor's perception of risk and, consequently, decision making in choosing financial products; investigating if the effect is different in relation to certain social, cultural and demographic characteristics of the investor. By considering Italian people aged between 20 and 64 years as target population, a questionnaire was administered to 1130 individuals to understand how two of the main common types of presentation of non-equity financial products (i.e.: “What-If” and “probabilistic scenarios”) can influence the decision-making process. The data analysis was carried out by using the analytical hierarchical process approach that is a multi-criteria support technique that allows to compare qualitative and quantitative criteria that would otherwise be difficult to compare. In the present paper, the use of analytical hierarchical process allowed the decomposition of each decision maker's decision-making process into personal characteristics

    Morphological and life-history plastic responses to predators and competitors in two brown frogs, Rana dalmatina and R. latastei

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    <p>Tadpoles develop plastic morphological and life-history traits in responses to predators and competitors. This plasticity is costly in terms of both performance and function. Our study shows that two closely related brown frogs have evolved different trade-offs in their plastic responses to predators and competitors. <em>Rana dalmatina</em>, which grew and developed faster than<em> R. latastei</em>, was more sensitive to predators and developed more effective morphological defenses. Both species delayed metamorphosis at high density, but <em>R. dalmatina </em>did more than <em>R. latastei</em>. Predators did not affect the duration of larval development in <em>R. latastei</em>, whereas in <em>R. dalmatina</em>, they further delayed metamorphosis. This delay was the long-term cost of the <em>R. dalmatina</em>’s larger investment in short-term defensive traits.</p&gt

    Knowledge Sharing in Biomedical Imaging using a Grid Computing approach

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    This paper will present the Knowledge Grid based system model, the architecture and the de-sign principles focusing the discussion on the biomedical imaging process
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