Ключевые слова: block, business, businessman, circle, class, community, competition, concept, conflict, difference, differential, economic, female, four, gap, high, income, inequality, laborer, low, lower, male, man, men, miniature, people, person, poor, position, poverty, power, pyramid, rank, rich, round, sitting, social, standing, status, stratification, stratum, structure, unequal, upper, wealth, woman, women, wooden, worker,