Andrey Fradkin

Professor Fradkin is an economist who studies digitization and search and matching markets. He's written papers on topics such as the design of Airbnb’s search and matching algorithm, reputation systems, online job search, and 401(k) contribution choices by workers. Before joining Boston University, he was a Postdoctoral Fellow at the Initiative on the Digital Economy at MIT. His research has been published in both economics journals (American Economic Review, The Review of Economics and Statistics) and computer science conferences (ACM-EC). He's provided expert input about the digital economy at the President’s Council on Science and Technology and the Federal Trade Commission. He worked as a data scientist at Airbnb while completing a Ph.D. in Economics at Stanford University.

Positions

• Summer 2018 - ongoing: Assistant Professor and Dean’s Research Scholar, Boston University Questrom School of Business
• Summer 2020 - ongoing: Hariri Institute for Data Science Junior Fellow
• Fall 2018 - ongoing: Research Affiliate, MIT Initiative on the Digital Economy.
• April 2022 - ongoing: Contractor at Pro Unlimited at Meta. (Research Collaboration)
• Winter 2019 - Winter 2021: Contractor at Pro Unlimited at Meta. (Research Collaboration)
• 2015 - 2018: Postdoctoral Associate, MIT Sloan School of Management
• 2012 - 2016: Part-time Data Scientist, Airbnb Inc.
• 2014 - 2015: Postdoctoral Fellow, National Bureau of Economic Research
• Fall 2022 - Kilts Center Visiting Fellow at U. Chicago Booth
• Fall 2022 - Berkeley Haas School of Business

Education

• Stanford University, Stanford, California September, 2008 - June, 2014
  Ph.D. in Economics
• Duke University, Durham, North Carolina August, 2004 - May, 2008
  B.S. with High Distinction in Economics and Mathematics w/ minor in Political Science

Research Fields

Quantitative Marketing, Industrial Organization, Economics of Digitization, Labor Economics

Selected Publications

• Fradkin, A., Holtz, D. (In Press). "Do Incentives to Review Help the Market? Evidence from a Field Experiment on Airbnb", Marketing Science
• Farronato, C., MacKay, A., Fradkin, A. (In Press). "Self-Preferencing at Amazon: Evidence from Search Rankings", American Economic Review (Paper and Proceedings)
• Fradkin, A., Farronato, C., Fong, J. (In Press). "Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger", Management Science
• Baker, S., Fradkin, A. (In Press). "What Drives Job Search? Evidence from Google Search Data", SSRN Electronic Journal
• Longoni, C., Fradkin, A., Cian, L., Pennycook, G. (2022). "News from generative artificial intelligence is believed less", FAccT '22: 2022 ACM Conference on Fairness, Accountability, and Transparency
• Farronato, C., Fradkin, A. (2022). "The Welfare Effects of Peer Entry: The Case of Airbnb and the Accommodation Industry", American Economic Review, 112 (6), 1782-1817
• Fradkin, A., Farronato, C., Fong, J. (2021). "When Do Users Benefit From Platform Mergers?", ProMarket
• Fradkin, A. (2021). "The balance between platform variety and network effects", VoxEU
• (2020). "Tit for Tat? The Difficulty of Designing Two-Sided Reputation Systems", NIM Marketing Intelligence Review
• Fradkin, A., Panier, F., Tojerow, I. (2019). "Blame the Parents? How Parental Unemployment Affects Labor Supply and Job Quality for Young Adults", Journal of Labor Economics, 37 (1), 35-100
• Fradkin, A. (2019). "A Simulation Approach to Designing Digital Matching Platforms", Management Science
• Baker, S., Fradkin, A. (2017). "The Impact of Unemployment Insurance on Job Search: Evidence from Google Search Data", The Review of Economics and Statistics, 99 (5), 756-768
• Bernheim, B., Fradkin, A., Popov, I. (2015). "The Welfare Economics of Default Options in 401(k) Plans", American Economic Review, 105 (9), 2798-2837
• Fradkin, A., Grewal, E., Holtz, D., Pearson, M. (2015). "Bias and Reciprocity in Online Reviews", Proceedings of the Sixteenth ACM Conference on Economics and Computation
• Fradkin, A. (2015). "Search Frictions and the Design of Online Marketplaces", Proceedings of the The Third Conference on Auctions, Market Mechanisms and Their Applications

Selected Research Presentations

• Fradkin, A. Competition Avoidance vs Herding in Job Search: Evidence from Large-scale Field Experiments on an Online Job Board, jRC Europe, 2022
• Fradkin, A. Competition Avoidance vs Herding in Job Search: Evidence from Large-scale Field Experiments on an Online Job Board, UC Berkeley, 2022
• Fradkin, A. Competition Avoidance vs Herding in Job Search: Evidence from Large-scale Field Experiments on an Online Job Board, U. Chicago Booth, 2022
• Fradkin, A. Do Incentives to Review Help the Market? Evidence from a Field Experiment on Airbnb, NBER Digitization Conference, 2022
• Fradkin, A. Do Incentives to Review Help the Market? Evidence from a Field Experiment on Airbnb, BU Platform Strategy Conference, 2022
• Fradkin, A. Do Incentives to Review Help the Market? Evidence from a Field Experiment on Airbnb, Economics of Platforms, 2022
• Fradkin, A. The effects of vertical integration at Amazon, Marketing Science Conference, 2022
• Fradkin, A. Do Incentives to Review Help the Market? Evidence from a Field Experiment on Airbnb, IIM Ahmedabad, 2022
• Fradkin, A. Dog Eat Dog: Balancing Network Effect and Differentiation in a Digital Platform Merger, Competition and ConsumerWelfare in the Platform Era, 2022
• Fradkin, A. Do Incentives to Review Help the Market? Evidence from a Field Experiment on Airbnb, International Industrial Organization Conference, 2022
• Fradkin, A. Competition Avoidance vs Herding in Job Search: Evidence from Large-scale Field Experiments on an Online Job Board, MIT Sloan, 2022
• Fradkin, A. Competition Avoidance vs Herding in Job Search: Evidence from Large-scale Field Experiments on an Online Job Board, Society of Labor Economics, 2022
• Fradkin, A. Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger, Next Generation of Antitrust, Data Privacy and Data Protection Scholars Conference, 2022
• Fradkin, A. Competition Avoidance vs Herding in Job Search: Evidence from Large-scale Field Experiments on an Online Job Board, Econometric Society North American Winter Meetings, 2022
• Fradkin, A. Do Incentives to Review Help the Market? Evidence from a Field Experiment on Airbnb, U. Rochester, U. Rochester, 2021
• Fradkin, A. BU Platform Symposium, 2021
• Fradkin, A. Information About Vacancy Competition Redirects Job Search, Marketplace Innovation Workshop, 2021
• Farronato, C. , Fradkin, A. Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger, NBER IO, 2021
• Fradkin, A. Dog Eat Dog: Balancing Network Effects and Differentiation in a Digital Platform Merger, CU Boulder, CU Boulder, 2021
• Fradkin, A. Consumer Protection in an Online World: An Analysis of Occupational Licensing, NBER Labor Studies, 2020
• Fradkin, A. Dog Eat Dog: Measuring Returns to Scale from a Digital Platform Merger, Toulouse Digital Economics Conference, 2020
• Fradkin, A. Dog Eat Dog: Measuring Returns to Scale using a Digital Platform Merger, NYU Strategy Conference
• Fong, J. , Fradkin, A. Dog Eat Dog: Measuring Returns to Scale using a Digital Platform Merger, Quantitative Marketing and Economic Conference
• Fradkin, A. Information About Vacancy Competition Redirects Job Search, University of Lausanne
• Fradkin, A. Information About Vacancy Competition Redirects Job Search, Advances in Field Experiments Conference
• Fradkin, A. The Platform Value of Incentivized Review Programs, Conference on Digital Experimentation
• Fradkin, A. The Platform Value of Incentivized Review Programs, Workshop on Information Systems and Economics (WISE)
• Fradkin, A. Information About Vacancy Competition Redirects Job Search, Marketing Science Conference
• Farronato, C. , Fradkin, A. Dog Eat Dog: Measuring Returns to Scale using a Digital Platform Merger, NBER Summer Institute Digitization
• Farronato, C. , Fradkin, A. Dog Eat Dog: Measuring Returns to Scale using a Digital Platform Merger, NBER Winter IO Meeting
• Fradkin, A. Housing Technology Panel, APPAM Conference
• Fradkin, A. Information About Vacancy Competition Redirects Job Search, NBER Digitization
• Longoni, C. News from generative artificial intelligence is believed less, 2022 Association for Computing Machinery Conference on Fairness, Accountability, and Transparency, Seul, Korea
• Fradkin, A. Discussion of Guy Aridor's Paper, Quantitative Marketing and Economics Conference

Awards And Honors

• 2020, Hariri Institute Junior Faculty Fellows, Boston University