A Portfolio of Relationships Student’s name Institution Abstract Due to the competitive nature of business today, it is becoming increasingly important to manage and select the most appropriate relationship through a portfolio approach. The latter may assist in the interpretation and understanding of some of the attributes that characterize individual; relationship. This research paper attempt to extend the understanding of “portfolio relationships” the paper reviews the theory of supply chain management, the theory of the firm as well as inter-firm relationships. Effective management of supply chain involves management of a number of inter-firm relationships such include; collaborative partnerships, strategic alliance, as well as cooperative agreement. All these relationships are paramount for an organization in the development of competitive position in the market. In a complex and dynamic industry, the members of supply chain realize the strategic importance of inter-firm relationships. Furthermore, the paper also discusses different types of relationships alongside their nature and finally proposes a conceptual model. Introduction Today, in the wake of a swiftly changing world the supply chains are more and more managing numerous diverse inter-firm relationships. This implies that businesses are facing an increasing challenge in deciding the kind of inter-organizational relationship that best suit the business needs as well as how to manage the complexity of these relationships, how they are interrelated and what are their attributes. To remedy such challenges “a portfolio of relationships” is presented in this paper alongside, it's components.