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...

Spanish Abstract: El objetivo de este trabajo busca definir posibles escenarios futuros (quiebra o estabilidad financiera) de las empresas participantes de este estudio (Mipymes), para lo cual se haanalizado el riesgo operativo a partir de los indicadores financieros (variables de estudio)...

In this paper, a fuzzy multiobjective mathematical programming model for operational transport planning in a supply chain is presented. The objectives of the proposed model are the minimization of the number of used trucks and the total inventory level, by considering vehicle capacities as a...

En este trabajo se presenta un modelo de programación matemática fuzzy multiobjetivo para la planificación del transporte a nivel operativo en una cadena de suministro. Los objetivos del modelo propuesto son la minimización del número de camiones utilizados y del inventario total,...

Under what circumstances is it necessary or convenient for an agent to rely on habits and rules? This paper focuses on the types of decision situation giving rise to their use. Even optimisation requires the development of rules, and for this reason mainstream economics cannot legitimately...

The aim of the paper is to use the data envelopment analysis (DEA) for mining in Zacatecas and provide efficiency indicators in the years 1998, 2003, and 2008. We compare the performance of the state of Zacatecas with other mining states in Mexico. Then the empirical analysis extends to specific...

The main objective of this study is the identification of the explanatory factors on the differences in efficiency in the retail sector enterprises (CNAE-09 4711) in Spain, paying particular attention to the regulation in order to clarify the way in which this regulation has influenced the...