In the highly competitive economic environment of today, knowledge is a resource that is directly related with the effective realization of an organization's overall or long-term goals and objectives and attainment of a sustainable competitive advantage. For this reason, since the last two decades, academicians and practitioners are in search for mechanisms through which this resource can be managed effectively and efficiently. One of the most challenging aspect of knowledge management is knowledge sharing. The knowledge sharing activities between the organizational members and sub-units...