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.
As inthe case of monopoly, the demand curve confronting a monopolistically-competitive ï¬rm is downward sloping. Thus, monopolistic competitionresults in lower output levels and higher prices when compared with perfectcompetition. Moreover, monopolistically competitive ï¬rms do not produceat minimum per unit cost.