Use NIKE's company and products and apply them to the Boston Consulting Group's portfolio analysis grid. Which ones are stars, cows, dogs, or question marks? This will require research about the company and its products, so be sure to add the sources you have used for your information please. You need to research the company's products or services so you can quantify market share, profit contribution, or some other metric that helps signify how the company's products or services contribute to your company's health.