Lecture 20: Ad Auctions @mitocw
Lecture 20: Ad Auctions  @mitocw
Uploaded May 2026 | Updated September 2026, 3 weeks ago
MIT 14.12 Economic Applications of Game Theory, Fall 2025
Instructor: Ian Ball
View the complete course: https://ocw.mit.edu/courses/14-12-economic-applications-of-game-theory-fall-2025/
YouTube Playlist: youtube.com/playlist?list=PLUl4u3cNGP63quuKvMHCt3cmTmt0O2qpv

Ian Ball begins this lecture by reviewing revenue equivalence and then transitions to talking about keyword search auctions, like Google ads.

License: Creative Commons BY-NC-SA
More information at https://ocw.mit.edu/terms
More courses at https://ocw.mit.edu
Support OCW at ow.ly/a1If50zVRlQ

We encourage constructive comments and discussion on OCW’s YouTube and other social media channels. Personal attacks, hate speech, trolling, and inappropriate comments are not allowed and may be removed. More details at https://ocw.mit.edu/comments.
Lecture 20: Ad AuctionsSeven Questions About Tariffs That Everyone Should KnowLecture 19: Error-Correcting Codes—Hamming CodesLecture 11: Theory of Externalities and How Nuclear Power Is Regulated by the NRCLecture 1, Part III: Bond “Mathematics”Lecture 24: Corporate Taxation and Tax ReformWeek 5  Orientation Strategies: Balancing: Alex FallingLecture 7: DC/DC, Part 3Session 3, Part 1: Legal IssuesLearning Without Limits: How OCW Opens Opportunity for Curious Minds WorldwideWeek 4 Physical Thinking: Greg - “Airhead” Backstroke SupportElimination and Factorization A = CR
MIT OpenCourseWare |

Lecture 20: Ad Auctions

SHARE TO X SHARE TO REDDIT SHARE TO FACEBOOK WALLPAPER