Social selection and peer influence in an online social network | PNAS

AbstractDisentangling the effects of selection and influence is one of social science's greatest unsolved puzzles: Do people befriend others who are similar to them, or do they become more similar to their friends over time? Recent advances in stochastic actor-based modeling, combined with self-reported data on a popular online social network site, allow us to address this question with a greater

[saygee]

facebookの4年間のデータでは、ジャズとクラシックを除いた音楽と映画の好みが相互つながりの説明変数であり、本ではない。らしい。