All complex societies have some system of stratification which unequally ranks people.
So there is a strong correlation between the type of work a person does and the amount of prestige that person enjoys and the amount of wealth a person accumulates. A few people inherit large sums of money from their families. While becoming a physician requires eight additional years of education after high school, becoming an entertainer or union president requires much less. While all citizens of the United States are equal in the democratic sense, some are more equal than others. Our Occupation, Education and Income imply a lifestyle, something about family background, special responsi- bilities, and certain privileges that are enjoyed.