The document discusses social class and its relationship to consumer behavior. It defines social class as the hierarchical division of society based on status, and examines how social class is measured through subjective, reputational, and objective means. Some of the key social class categories discussed are the upper-upper class, lower-upper class, upper-middle class, lower-middle class, upper-lower class, lower-lower class, and the affluent consumer. The document also explores indexes used to measure social class composites like the Index of Status Characteristics and Socioeconomic Status Score.