Conflicted Analyses of Inequality : Why the Concern with Inequality?

In his presentation of the basic measures used by sociologists to describe social inequality in our social system, Andersen examines how inequality is structured in the U.S., and how social inequality is distributed in the United States. Under what circumstances might these measures not reveal social class boundary lines? That is how, according to Andersen, might the conventional methods that sociologists use NOT be adequate to determine where one class begins and another ends? From the Horowitz article assigned last week, what can you tell about the difficulties in measuring inequalities?