Assimilation: process in which immigrants arrive, settle in, and mimic local behaviors, eventually all blend in completely, primordealism, ethnicities are fixed for biological and cultural reasons. Bourgeoisie: the capitalist class, according to marx, the bourgeoisie extract surplus value from the proletariat, even when a few of the proletarians make high incomes, pg. Contradictory class locations: the idea that people can occupy locations in the class structure that fall between the two pure classes, pg. Diagnostic and statistical manual: the first american psychiatric association (apa) published the first edition of the diagnostic and statistical manual (dsm), containing about 60 disorders in 1952. Elite mass dichotomy system: a system of stratification that has a governing elite, a few leaders who broadly hold the power of society, vilfredo pareto took a positive view of this system, in the mind and. Society (1935/1983: c. wright mills took much dislike to this system, pg.