Most people assume that all expensive wines are very good and that the more expensive a wine is, the better it is. But in many cases, quality and price have nothing to do with each other. Price is based on many factors. Before we purchase a car, we take a test drive. But even that often doesn’t tell the whole story of whether the car is worth its price. You only learn that after you’ve driven it awhile. People often buy pricey items that deliver less than expected, occasionally because of factors unrelated to quality. Other factors affecting the price of various goods include styling (think of crystal perfume bottles and watches), image, and intangibles such as color, advertising, and perceived scarcity. As for color, puce isn’t a popular sports car color. It’s true, of course, that some items cost more because the raw materials that went into their manufacture …