Copertina ECO.indd

00 Copertina N1 2011 7.0:cop

A038 copertina

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Copertina LAW.indd

This paper studies the logical modelling of presumptions and their effects on the burden of proof. Presumptions are modelled as default rules and their effect on the burden of proof is defined in terms of a distinction between the burden of production, the burden of persuasion and the tactical burden of proof. These notions are logically characterised in such a way that presumptions enable a pa...

00 Copertina 7.0:cop

Ataxia is a neurological symptom characterized by abnormal movement, due to cerebellar malfunction. Although the cause of the malfunction varies, from mutations in calcium or potassium channels to progressive degeneration of cerebellar tissue, the neurological symptoms of cerebellar-related ataxia are similar. In this short review we present a model that portrays the olivo-cerebellar system as ...

Gains from diversification on convex combinations: A majorization and stochastic dominance approach

By incorporating both majorization theory and stochastic dominance theory, this paper presents a general theory and a unifying framework for determining the diversification preferences of risk-averse investors and conditions under which they would unanimously judge a particular asset to be superior. In particular, we develop a theory for comparing the preferences of different convex combination...