1. Perform a detailed value chain analysis on NIKE. Which areas of primary or support activities provide the company with a competitive advantage? 2. According to the case, "creating heroes" is considered Nike's core competency. why is that? Explain. 3. Does this core competency meet the VRIO criteria (rare, inimitable, valuable, and non-substitutable) for sustainable competitive advantage discussed in chapter 3? Why or why not? 4. Does this core competency create a liability for Nike? If so, how might Nike's competitors exploit this potential weakness