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First Author:
 
Orlando Gomes
ISCAL / Lisbon Politechnique Institute and Business Research Unit / ISCTE-LUI
omgomes@iscal.ipl.pt
 
ISCAL, Av. Miguel Bombarda 20
Lisbon, 1069-035, Portugal
 
 
 

Second Author:

Vivaldo M. Mendes
Business Research Unit / ISCTE-LUI
vivaldo.mendes@iscte.pt
 
Av. Forças Armadas, Av. Forças Armadas
Lisbon, 1649-026, Portugal