1. Identify one factor that influences how long a competitive advantage lasts. Provide one company example to explain why and how this factor influences the duration of the company's competitive advantage. (2pts)

2. What do you think is the most significant entry barrier in the movie exhibition industry? Briefly explain your reasoning. (2pts)

3. What do you think is the most negative industry force that makes the movie exhibition industry unattractive? Briefly explain your reasoning. (2pts)

4. How does the cost leadership position of Mcdonald's influence its rivalry with existing competitors? How does the cost leadership position of Mcdonald's influence its response to substitution threats? (2pts)

5. Identify two factors that decrease a firm's likelihood of initiating competitive actions and briefly explain why. (2pts)