Spanish Abstract: ste artículo explora la composición territorial del Congreso bicameral colombiano en las legislaturas del período 1991-2018. Ilustra la prevalencia y persistencia del fenómeno de los Departamentos sin senador, que ha afectado a jurisdicciones pequeñas y medianas en tamaño...

Hierarchical aggregation/disaggregation of time series in order to make forecasts is a frequent challenge in business and econometric scenarios. This work presents a novel approach for selecting an adequate time series disaggregation level as a starting point for making forecasts. The...

The aim of this presentation is to develop a composite indicator, which should be consistent and reliable, to evaluate the physiological conditions of a group of patients on dialysis therapy. The composite indicators are developed based on key performance indicators. They have the advantage of...