Resume
This work is cataloged in the Scientific Portal. Officially published in Business and Economic Horizons (2018). Referenced as: "Gomes, Luis M. P.; Soares, Vasco J. S.; Gama, Silvio M. A.; Matos, Jose A. O.".
The complete abstract and full text can be accessed directly at the official DOI: https://doi.org/10.15208/BEH.2018.59