Normal dating age
The rational choice model suggests that people look for partners who can provide for them in their life (bread-winners); as men traditionally earn more as they get older, women will therefore prefer older men.
One of the concerns of relationships with age disparities in some cultures is a perceived difference between people of different age ranges.
Buss attributed the male preference for younger females to certain youthful cues.An overarching evolutionary theory which can provide an explanation for the above mechanisms and strategies adopted by individuals which leads to age disparity in relationships is called Life History theory, Life History theory posits that individuals have to divide energy and resources between activities (as energy and resources devoted to one task cannot be used for another task) and this is shaped by natural selection.Parental Investment Theory refers to the value that is placed on a potential mate based on reproductive potential and reproductive investment.These age preferences were confirmed in marriage records with males marrying females younger than them and vice versa.This study used 21,245 participants between 18 and 65 years of age who were not involved in a close relationship.
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A study released in 2003 by the United Kingdom's Office for National Statistics concluded that the proportion of women in England and Wales marrying younger men rose from 15% to 26% between 19.