Implementing supplier integration practices to improve performance: The contingency effects of supply base concentration

Companies are recently facing increasing supply chain disruptions that may influence their base design choices. However, studies investigating how these choices affect the effectiveness of other supplier management practices, such as integration, scarce. The aim this paper is to explore impact various types integration on buyer's efficiency and innovation, well contingency effects concentration, an important choice. Drawing upon Social Exchange Theory, we argue expected benefits activities innovation strengthened by concentration. We test our hypotheses using data collected from 324 manufacturing plants. Hierarchical regression results reveal some improve performance only under higher levels while vary according type considered or not significant at all. In addition, suggest developing technologies share information with suppliers be counterproductive in driving efficiency. Besides enriching literature, research offers guidance for managers who wish also considering pros cons