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Sexual jealousy

effort¶

  • Men devote more resources to mate retention when
    • their partner is younger than them
    • their partner is more physically attractive
    • their partner has a higher mate value than them
    • they suspect their partner is unfaithful
  • Women allocate more resources to mate retention when their partner has a wealth of resources

men¶

  • Threat: a man might look after a child that’s not his.

women¶

  • Threat: if the man becomes emotionally attached to another woman, the male might share his resources with the other woman or leave the relationship.

jealous¶

  • someone who’s more easily aroused is more jealous
  • the more committed a person is to a relationship, the greater the threat of loss (more jealousy)
  • someone who perceives their partner to be un-involved or disinterested in the relationship, feels more insecure. (more jealousy)
  • straight men get more sexually jealous than gay men. study
  • someone who’s more fulfilled will be less sexually jealous. study
  • someone who thinks of jealousy as acceptable or natural, will be more jealous study
  • women show stronger emotional jealousy
  • men show stronger sexual jealousy
  • industrialized countries show lower sexual jealousy, because of contraceptives

relationship
jealousy