What’s the role of suppliers in marketing? How much influence do suppliers have over pricing? In Competitive Strategy, Michael Porter explains that suppliers with substantial influence can dictate pricing, product quality, and availability. For example, in the diamond industry, a few large diamond mining companies exert significant influence over jewelry manufacturers and vendors by dictating prices, setting quality standards, and restricting sales. Let’s look at the number of conditions that enhance supplier influence over a market.
The Influence of Suppliers on Marketing & Business Strategies










