Here is a new PhD course I taught at Stockholm University in June 2025 on "Peer versus Network Effects"
This paper gives a good summary of this course: Zenou, Y. (2025). "Peer vs. network effects: Microfoundations, identification, and beyond."
Outline [PDF]
Lecture 0: Introduction and Motivation [PDF]
Lecture 1: Overview, background and definitions [PDF]
Lecture 2 Peer versus Network Effects: Empirical Issues [PDF]
Lecture 3: Peer versus Network Effects: Theoretical Issues [PDF]
Lecture 4: Non-Linear Peer Effects [PDF]
Lecture 5: Network Economics: Recent Advances and Future Challenges [PDF]