Concubinage refers to the state of a woman or youth in an ongoing, quasi-matrimonial relationship with a man of higher social status. Typically, the man has an official wife in addition to one or more concubines. Concubines have limited rights of support as against the man, and their offspring are publicly acknowledged as the man's children, albeit of lower status than children born by the official wife or wives. (Wikipedia) Institution is a middle stage in the chain of from Act ….Consciousness. There are very many allied questions to the above statement.