Limited economic resources such as land Division of Labor among men the land needs 4 or more men to work on it. Randall Collins men are sexual aggressors and women are the sexual prize.
Virginity is cherished.
Families reinforce relationships through symbolic mechanisms of rituals. They gather to reassure family members that the family still cares about each other. Expectations of marriage are too high and therefore marriage inevitably ends in a divorce Social Exchange analysis Dating, courtship, marriage is a negotiation in which the couple offers each other valuable societal resources Partners evaluate the pro s and con s of the relationship. Humans stay in marriage as long as the rewards are high and the cost is low. If rewards are high, they reinforce the relationship.