Main article: List of John McCain presidential campaign staff members, 2008. On July 2, 2008, Steve Schmidt was given full operational control of McCain's campaign. Schmidt had managed Arnold Schwarzenegger's 2006 re-election and was a top Dick Cheney aide.
Monopolistic competition. The model of monopolistic competition describes a common market structure in which firms have many competitors, but each one sells a slightly different product.
There are six characteristics of monopolistic competition (MC): 1  Product differentiation. 2  Many firms. 3  No entry and exit cost in the long run. 4  Independent decision making. 5  Some degree of market power. 6  Buyers and sellers do not have perfect information (Imperfect Information)