Publications

1. Multiproduct Firms, Consumer Search, and Demand Heterogeneity, Journal of Industrial Economics (forthcoming)

• Online Appendix (in preparation)

2. Behavioral Changes in Different Designs of Search Experiments, Journal of Behavioral and Experimental Economics, 2025 (50 days' free access) 

• Co-authored with Ryo Mikami and Natsumi Shimada / An earlier discussion paper version is available here  (supplementary material (experimental instructions))

3. The Bright Side of Outside Market Entry with Manufacturer Encroachment, Transportation Research Part E: Logistics and Transportation Review, 2023.

• Co-authored with Cong Pan / open access

4. Self-Preferencing by Platforms: A Literature Review,  Japan and the World Economy, 2023

• Co-authored with Susumu Sato and Yusuke Zennyo / CPRC discussion paper versions are available here: English (CPDP-89-2-E) / Japanese (CPDP-89-2-J

5. Negative effect of price matching policy on traditional retailers in a dual-channel supply chain with different content formats, Transportation Research Part E: Logistics and Transportation Review, 2022

• Co-authored with Noriaki Matsushima and Fuyuki Saruta / A discussion paper (accepted version) is available here

Book chapters

1. 「プラットフォームによる自己優遇の経済分析」(佐藤進、善如悠介氏との共著) in 根岸哲・泉水文雄・和久井理子編著『プラットフォームとイノベーションをめぐる新たな競争政策の構築』(第15章)、商事法務、2023年

2. The Outside Market Entry with Manufacturer Encroachment (co-authored with Cong Pan)  (ealry view), Elsevier

Discussion Papers 

1. Consumer Search and Stock-out: A Laboratory Experiment  (joint with Ryo Mikami) 

2. Dual-Role Platforms and Self-preferencing: Sequential Search Approach (joint with Susumu Sato), R&R at Japanese Economic Review

3. Informative Intermediary: A P2P Product Rental Market with Individual Uncertainty (joint with Morifumi Hirao)

Multiproduct Firms, Consumer Search, and Demand Heterogeneity  (Online Appendix),  accepted for publication in Journal of Industrial Economics

Works in Progress

1. Search Prominence and Loyal Consumers (Tentative; joint with Cong Pan)

2. Platform Pricing and Competition in Peer-to-Peer Rental Markets with Endogenous Consumer Role Choice (Tentative; joint with Morifumi Hirao)

3. An Empirical Study of the Impact of Amazon's FBA on Competition (Tentative; joint with Tomoki Matsumoto and Yoshihiko Mochizuki)I

4. Intermediating Rival Content in Platform Competition (Tentative; joint with Seiya Hirano)