**Author details**

Raúl D. Navas1,2, Sónia R. Bentes1,3 and Helena V.G. Navas4,5\*

1 Lisbon Accounting and Business School (LABS) – Lisbon Polytechnic Institute (IPL), Lisbon, Portugal

2 Research Center in Business Sciences (NECE), Covilhã, Portugal

3 BRU - The Business Research Unit, Lisbon University Institute, Portugal

4 NOVA School of Science and Technology, Universidade NOVA de Lisboa, Caparica, Portugal

5 UNIDEMI - Research and Development Unit in Mechanical and Industrial Engineering, FCT NOVA, Caparica, Portugal

\*Address all correspondence to: hvgn@fct.unl.pt

© 2020 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
