Problem
In the Wall Street Journal article included in this week's lesson, what change in the small drugstore chain's product differentiation strategy has helped lift profitability? What has been responsible for the success of this strategy (who comprises the customer base attracted by this product differentiation strategy)? Are there barriers to other firms' imitating this strategy?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.