Michael R Sullivan

IO economist. Assistant professor @ University of British Columbia, Sauder School of Business @UBCSauderSchool

[Michael R Sullivan @M_R_Sullivan]

Excited to see my paper "Sources of Limited Consideration and Market Power in E-Commerce" as the lead article of the latest issue of AEJ: Micro. The article develops new techniques for analyzing sequential search and applies them to study market power in e-commerce #econtwitter

[AEA Journals @AEAjournals]

The February 2026 issue of AEJ: Microeconomics (18, 1) is now available online at https://t.co/5d3U67AubJ.

[Michael R Sullivan @M_R_Sullivan]

To Cap or Not to Cap: The Restaurant’s Commission Conundrum https://t.co/5JxndAomXy

[Department of Economics @ECON_MUN]

📢We're hiring! Our department is seeking applications for a tenure-track Assistant Professor at @MemorialU St. John's campus. The deadline for applications is January 15, 2024. See details at https://t.co/qd8pgYodkl @memorialhss #EconTwitter #econjobmarket #AcademicTwitter

[Yale Journal on Regulation @YaleJREG]

Finally, in Market Design for Personal Data, the authors consider the unique economics of markets shaped by personal data and offer the idea of a “data intermediary” as a solution to various market failures. https://t.co/VvcYjf0hSy

[Yale Department of Economics @YaleEconomics]

Congratulations to our 2023 Economics PhD graduates!

Learn more about their research, accomplishments, and next steps: https://t.co/bNperXwwqE

[Michael R Sullivan @M_R_Sullivan]

@gc_jordan_ See here: https://t.co/KNHW3y6kSj

[Michael R Sullivan @M_R_Sullivan]

@TomValletti @econ_jmp Thank you @TomValletti!

[Michael R Sullivan @M_R_Sullivan]

@adamkovac Thank you for your interest in my research!

[Michael R Sullivan @M_R_Sullivan]

@wagonweill Good to know the macro building is microfounded!

[Michael R Sullivan @M_R_Sullivan]

I'm embarrassed that I've blamed increased COVID cases on the Delta method more than once.

[YES2022 @YESYale2022]

Michael Sullivan (@M_R_Sullivan) presents "Sources of Limited Consideration and Market Power in E-Commerce: The Case of Contact Lenses," exploring why consumers conduct little search and face significant markups online using browsing data and novel empirical methods.

[Michael R Sullivan @M_R_Sullivan]

Reuniting with Twitter