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.
The three conditions for monopolistic competition are (1) a large number of. producers, (2) differentiated products, and (3) free entry and exit. a. There are many bands that play at weddings, parties, and so on. There are no sig-. nificant barriers to entry or exit.