Ryanair, Wal-Mart, Timex, Casio, and Hyundai are all cited as examples of firms pursuing cost-leadership strategies, but these firms make substantial investments in advertising, which seems more likely to be associated with a product-differentiation strategy. Are these firms really pursuing a cost-leadership strategy, or are they pursuing a product-differentiation strategy by emphasizing their lower costs? Instructions Write a paper addressing the nature of product differentiation within a cost leadership strategy. Your paper should be 300+ words in length.