Decision-making has a relevant incidence on firms results, which has led to develop novel methods that allow assessing subjective and rational elements under uncontrollable conditions. In this sense, the main aim of this work is to study aggregation operators in decision-making in uncertain...

Accounting and Financial methods are useful techniques for business, but their objective study should be inserted in the wider scope of Social Science. Historical issues determine policies and these ones, themselves, configure taxes and other environmental variables. Taxes, interest rates and...

Spanish Abstract: La relación existente entre el riego y la rentabilidad de un activo financiero es una preocupación constante del inversionista a la hora de conformar su portafolio de inversión. La principal meta en la construcción del portafolio consiste en distribuir óptimamente la...

Decision-making has a relevant incidence on firms results, which has led to develop novel methods that allow assessing subjective and rational elements under uncontrollable conditions. In this sense, the main aim of this work is to study aggregation operators in decision-making in uncertain...

Spanish Abstract: La incertidumbre en sentido radical no es probabilística, pero como no hay una noción de probabilidad única esta definición general es insuficiente. El artículo presenta en forma histórica las definiciones equiprobabilista, frecuentista y bayesiana de la probabilidad y...

Varios autores han estudiado El Teorema de Imposibilidad de Arrow [1951] con preferencias borrosas, pero pocos han estudiado La Imposibilidad de un Liberal Paretiano de Sen [1970a] con preferencias borrosas. En este artículo mostramos los desarrollos con preferencias borrosas que se han hecho...

Este breve artículo glosa algunas de las aplicaciones recientes de sistemas dinámicos estocásticos de la Teoría de Juegos y la Economía. El modelo que se describe con más detalle demuestra que la única asignación estocásticamente estable de un proceso de intercambio entre coaliciones...

The objects of study of the humanities and social sciences are intrinsically complex. Because it is philosophically attractive, and because it helps in practice to manage such complexity, one of the most influential central ideas throughout the history and present of these disciplines is the...

We use the least-squares method for inconsistent systems to find a new allocation rule for rationing and surplus problems. In particular, we study allocation problems considering different priorities to satisfy the agents' demands, which influence how the distribution is carried out. The new...

The objectives of the study are to project the value of the maternal mortality rate till the year 2015 under a tendency scenario and to find the most cost-efficient option to reach the millenium development goal of to reduce this rate in 3/4, which implies, in the case of Bolivia, to reduce it...