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.
Chamberlainâs monopolistic competition is the blending of competition and monopoly. The most distinguishing feature of monopolistic competition is that the products of various firms are not identical but different although they are close substitutes for each other.