Research

Working Papers

Estimating Candidate Valence
revise and resubmit at Econometrica
(with T. Sunada)

The Value of Privacy in Cartels: An Analysis of the Inner Workings of a Bidding Ring
 Booklet containing all of the court rulings and plaintiffs data
revise and resubmit at Review of Economic Studies
(with J. Nakabayashi and J. Ortner)

Screening Adaptive Cartels
(with S. Chassang, J. Nakabayashi and J. Ortner)

A Study of Bid-rigging in Procurement Auctions: Evidence from Indonesia, Georgia, Mongolia, Malta, and State of California
(with J. Nakabayashi and D. Shimamoto)

A Field Experiment on Antitrust Compliance
(with J. Nakabayashi)

Published & Forthcoming

Using Bid Rotation and Incumbency Patterns to Detect Collusion
Review of Economic Studies Vol. 90, No. 1, 2023, pp. 376-403.
(with S. Chassang, J. Nakabayashi and J. Ortner)

Signaling in Online Credit Markets
Journal of Political Economy Vol. 130, No. 6, 2022, pp.1364-1411.
(with K. Onishi and K. Uetake)

Detecting Large-Scale Collusion in Procurement Auctions
Journal of Political Economy Vol. 130, No. 5, 2022, pp.1585-1629.
(with J. Nakabayashi)

Robust Screens for Non-Competitive Bidding in Procurement Auctions
Econometrica Vol. 90, No. 1, 2022, pp.315-346.
(with S. Chassang, J. Nakabayashi and J. Ortner)

Voter Turnout and Preference Aggregation
AEJ Micro Vol. 13, No.4, 2021, pp.548-586.
(with Y. Toyama and Y. Watanabe)

Regulatory Capture in Public Procurement: Evidence from Revolving Door Bureaucrats in Japan
Journal of Economic Behavior and Organization Vol. 186, June 2021, pp.328-343.
(with K. Asai and J. Nakabayashi)

Inferring Strategic Voting
American Economic Review Vol. 103, No. 2, 2013, pp.624-662.
(with Y. Watanabe)