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Koichi Yonezawa

Kristen Parks

Koichi Yonezawa is a Research Associate at the Charles H. Dyson School of Applied Economics and Management. He received his Ph.D. from Arizona State University. Prior to joining Cornell University, he held positions at Technischen Universität München (Freising, Germany) and Ipsos (Tokyo, Japan).

Yonezawa's research interest lies in the intersection of food marketing, retailing, and empirical industrial organization. He mainly employs structural models to answer policy-relevant questions in the food industry.

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Contact Information

475D Warren Hall
Cornell University
Ithaca, NY 14853-7801
Phone: 607-254-6068


Ph.D., Arizona State University, 2014
M.S., University of Wisconsin-Madison, 2006
M.S., University of Tsukuba, 2003
B.A., Rikkyo University, 2001

Selected Publications

Richards, T. J., Hamilton, S. F., & Yonezawa, K. (2018). Retail Market Power in a Shopping Basket Model of Supermarket Competition. Journal of Retailing, forthcoming.

Yonezawa, K., & Richards, T. J. (2017). Consumer Risk-reduction Behavior and New Product Purchases. Managerial and Decision Economics, forthcoming.

Kalkbrenner, B. J., Yonezawa, K., & Roosen, J. (2017). Consumer Preferences for Electricity Tariffs: Does Proximity Matter? Energy Policy, 107, 413–424.

Richards, T. J., Hamilton, S. F., & Yonezawa, K. (2017). Variety and the Cost of Search in Supermarket Retailing. Review of Industrial Organization, 50(3), 263–285. Lead Article.

Yonezawa, K., & Richards, T. J. (2016). Competitive Package Size Decisions. Journal of Retailing, 92(4), 445–469.

Yonezawa, K., & Richards, T. J. (2016). Risk Aversion and Preference for Store Price Format. Journal of Agricultural and Resource Economics, 41(3), 425–443.

Richards, T. J., Yonezawa, K., & Winter, S. (2015). Cross-Category Effects and Private Labels. European Review of Agricultural Economics, 42(2), 187–216.

Sumita, U., Ise, T., & Yonezawa, K. (2006). Stochastic Analysis of Number of Corporations in a Market Derived from Strategic Policies of Individual Corporations for Market Entry and Retreat. Journal of the Operations Research Society of Japan, 49(1), 1–18.