As the long-term orientation of the relationships established between firms has been widely discussed as an important strategic element to success in competitive business environments, firms have been interested in establishing cooperative long-term business relationships with customers and suppliers (Morgan & Hunt, 1994). Existing evidence from research insists that the size of the firm (Redondo & Fierro, 2007) is a fundamental component considered in dyadic relational models and trust and commitment (Morgan & hunt, 1994) and firm performance and relationship satisfaction (Jap & Ganesan, 2000) are key elements in the development and maintenance of lasting relationships between firms