estimates the efficiency of the Portuguese seaports by a robust non parametric method. The sample analysed included 41 seaports … from 11 European countries. We concluded that the inefficiency of Portuguese seaports is meaningful and the GDP of the …

sizes and with different characteristics to rank them in terms of efficiency applying the recursive DEA with Kohonen Self … competitiveness and how the seaports could improve their efficiency. …

In Portugal, as worldwide, especially in the past decades, crime has become an issue of increasing interest both for … efficiency of Portuguese prison facilities by means of the non-parametric benchmarking approach of data envelopment analysis (DEA …). However, due to the limitations of this technique, a bootstrap methodology is also applied in order to add more robustness to …