Lets Say bottle water and the brand of Dasani

Step 1: Select a product and business/company (e.g., Halo, Microsoft)

Step 2: Identify thebroad market structure(i.e., industry scope) (e.g., video games)

Step 3: Identify thenarrow market structure(e.g., video game software)

Step 4: Identify all major competitors and market share data (e.g., Sony, Nintendo, Activision)

Step 5: Measure the concentration in the industry (broadly or narrowly defined)

Step 6: Identify the market structure using the narrow definition (e.g., oligopoly)