A car like Maserati's Quattroporte S is an icon of Italian elegance. The Quattroporte S starts at $104,890 and offers "Prestige and Performance". Exclusivity will always be a standard feature of the Quattroporte S - a rare and prestigious masterpiece for the fortunate few. In considering luxury goods like the Quattroporte S, all of the following conclusions can be drawn EXCEPT: a. A belief in the efficiency of the marketplace supports the belief that high prices equal quality. b. Price serves as a cue to quality. c. Higher prices can make a purchase seem more appealing. d. High prices cause a decrease in demand