Intratype competition, wheel of retailing theory

2) Develop of list of expenses or costs for a department store and categorize them as fixed, variable and semifixed?

4) Provide an example of intratype competiton, an example of intertype competition. Can a retailer face both intratype and intertype competition at the same time.

6)  Describe the wheel of retailing theory of retail competitio.  WHat is the theory's major strength and weakness.