He approached the line with two other partners, but is well within the threshold in his marriage with Amal Alamuddin. The minimum rule (half-your-age-plus-seven) seems to work for men, although the maximum rule falls short, failing to reflect empirical age-related preferences.How well does the rule capture women’s preferences?In Figure 1, the solid black line represents the rule’s calculation for minimum acceptable range.You can see that men are basically operating by the rule for minimum age preferences for marital relationships (blue bars) and serious dating relationships (yellow bars).In other words, while the rule states that 40-year-old women can feel comfortable dating 27-year-old men, this does not reflect the social preferences and standards of women.
The rule’s calculated minimum acceptable partner ages seem to fit men better than women.Figure 2 clearly shows that the rule’s max-age guidelines for men do reflect real-world preferences.The rule overestimates the perceived acceptability of men becoming involved with older women.With some quick math, the rule provides a minimum and maximum partner age based on your actual age that, if you choose to follow it, you can use to guide your dating decisions.The utility of this equation is that it lets you chart acceptable age discrepancies that adjust over the years. Let's examine it: How well does the rule reflect scientific evidence for age preferences?
This rules states that by dividing your own age by two and then adding seven you can find the age boundary: Take your age, subtract 7, and double it.