Spanish Abstract: Este articulo pretende mostrar la existencia de un conjunto reglas generales, las cuales son las responsables de la cobertura de los gaps de apertura. Estas reglas se deducen mediante la comparación y reducción a la esencia de las macroestructuras de los gaps de un...

Spanish Abstract: En el presente estudio, se ofrece una mejor explicación al proceso de generación de gaps de apertura en los mercados financieros, que a mi forma de ver es proporcionado en el artículo Information Flows Around the Globe: Predicting Opening Gaps from Overnight Foreign Stock...

In this paper we study the presence of calendar anomalies in the main Latin- American stock markets, for the 1993 to 2007 period. The literature has shown that the detection of those effects may depend on error distribution assumptions (Baker et al., 2008), and that their existence could be due...

In some circumstances a decision maker, expert, in a group decision making problem cannot express his/her preferences with a unique linguistic fuzzy preference because he/she is dubious into some preferences. In this paper, we present a consensus model for group decision making problems with...

Insurance companies have to estimate reserves and provisions to cover the payment of either unreported claims or unsettled claims. In this paper, we apply the Chain-Ladder method to obtain a point estimate of reserves, and then we use the bootstrap technique to estimate the margin of error and...

The simulation has proved a particularly effective and powerful technique to evaluate different alternatives for solving problems, without being required actual experimentation. It is particularly useful for decision-making when you want to organize jobs in an organization where there are...

Manufacturing companies require radical changes to achieve the required quantity and quality of their products and respond to market needs quickly. This issue is essential for a correct selection of the planning and control of production. The practical application of a specific tool depends on...

Dynamic and Stochastic General Equilibrium (DSGE) models have become a frequent choice of modeling methodology for complex dynamic and stochastic phenomena in different branches of economics. They are increasingly used by decision-makers to analyze various policy decisions or to generate...