The sex differences in the waist-to-hip ratio - women having, on average, a thinner waist and wider hips than men - is larger in more egalitarian countries.pic.twitter.com/wEM7sCWYSM
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The difficult bit is finding objective measurements for beauty. You can ask people I suppose, but there is a large familiarity bias. Straight up symmetry probably ain't going to cut it, because that's a general fitness trait.
well yes that's the big problem. The problem with using Facebook would be selection
bias
btw the beauty of Scandinavians has gone down lately in popularity.
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