age of enlightenment all in the family archie bunker aristocracy blue-collar worker bourgeoisie capital capitalism class conflict class struggle classless society creative class definition economy edith bunker education feudalism fixed income gentry globalization gold-collar worker green-collar worker historian historical materialism household income in the united states karl marx knowledge worker living wage lower middle class lumpenproletariat marxism means of production middle class minimum wage natural law nobility nouveau riche old money parameter parvenu peasant personal property petite bourgeoisie pink-collar worker politics professional proletarian literature proletarianization proletariat ruling class serfdom slavery social class social mobility social stratification social theory social unit socialism sociology stereotype surplus value the communist manifesto the making of the english working class trade union two working men underclass unemployment united kingdom university upper class upper middle class urban area vocational education wage wage slavery wealth welfare state white-collar worker wiktionary working class culture