Social class is the sociological term for the layering or stratification of society from high to low.
see Party Systems
Brady (2003) reviews the shortcomings of the official U.S. measure of poverty. Iy was invented in the 1960s and based on the cost of food, which accounted for a third of the budget of poor people at that time, but much less today. Brady examines several theoretical and methodological advances in poverty measurement. He argues that ideal measures of poverty should:
His article evaluates sociological studies published since 1990 for their consideration of these criteria. Brady advocates three alternative poverty indices: the interval measure, the ordinal measure, and the sum of ordinals measure. Finally, using the Luxembourg Income Study, he examines the empirical patterns with these three measures, across advanced capitalist democracies from 1967 to 1997. He provides estimates of these poverty indices.