The objective of this work is the analysis of the influence that the resources and capabilities of companies in the distribution sector in Spain has to explain productive efficiency as a performance measure (in the period 1997-2006, for a total of 42 sectors of activity a 4-digit NACE). It also...

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 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...