The poverty line, which has been set by the World Bank in 1990 at 1.08USD/day PPA contains three major errors: it does not refer to a clear definition of poverty; it uses wrong PPA factors converting national poverty lines and it is based on limited data from two countries with the highest...

This paper analyses the financial and economic conditions of the companies in the portfolios of Italian private equity funds. Information from an ad hoc survey of Italian asset management companies, combined with accounting data for 2008 drawn from the Central Credit Register, is used to develop...

Tra i metodi di stima puntuale della riserva sinistri nell’assicurazione danni `e largamente utilizzato, in particolare dalle compagnie italiane, un approccio noto come “metodo di Fisher- Lange” (FL). L’FL `e un metodo “a costi medi”, nel senso che la valutazione degli impegni di...

The aim of this paper is to supply both a description and an interpretation-key of the recent developments in the Austrian Economics, with particular attention for the role played by the concept of «entrepreneurial discovery». Without knowing exactly «what» he is looking for and without...

This paper argues critically the issue of choices and rationality in economic models through a multidisciplinary analysis. First, the analysis aims at highlight the scientific contributions of psychology in economics, since psychology and the related approach of cognitive economics has made more...

Admissibility, i.e. the deletion of weakly dominated strategies, is a highly controversia1 solution concept for non cooperative games. This paper proposes a complete theory of weak dominance and, contrary to almost al1 the literature on this topic, it provides positive results on foundations of...

Questo lavoro presenta un nuovo modello di scelta in condizioni di incertezza. Dopo aver introdotto una caratterizzazione del concetto di incertezza, si dimostra, su base assiomatica, come sia possibile interpretare la funzione di entropia come misura di incertezza debole. I concetti di entropia...

In the traditional models of customer markets it can be identified a price rigidity due to the existence of a discontinuity in the firm’s marginal revenue curve. This paper presents a microeconomic model that combines the hypothesis of a risk-averse pricesetting firm with the customer markets...