[Revised entry by Anca Gheaus on October 4, 2022. Changes to: Main text] Over the past decades, political philosophers and applied ethicists have been increasingly interested in the value of personal relationships. The goods they generate - or, perhaps, of which they consist - are obviously important, both instrumentally and non-instrumentally, for how well individuals' lives go on various accounts of what makes a life good: They are highly desired by most people, can bring a lot of pleasure and joy and, at least some of them - such as friendship or love - have objective value. More...