“…Transaction cost economics (Williamson, 1979) and relational exchanges (Macneil, 1980) are the two mainstream theoretical perspectives that capture those intermediate modes of governance, which are often expressed on a transactional-relational continuum. Although these transactional and relational terms are typical, the dual mechanism is also referred as hard and soft, explicit and normative, formal and informal or written and unwritten contracts by researchers (Ferguson et al, 2005). Thus, contractual governance (or hard, explicit, formal, and written contracts) reflects the formalization of the inter-firm exchanges and relational governance (or soft, normative, informal, and unwritten contracts) signifies the social norms that regulate the relationship.…”