1 研究者情報
1 Information
1.1 本人写真
1.1 Personal Photo
Fig.1 Ryo Utsunomiya
1.2 所属
1.2 Affiliation
東京大学大学院 農学生命科学研究科
農業・資源経済学専攻 博士課程2年
2nd-year Ph.D. Student
Environmental and Resource Sciences Course, Graduate School of Agricaltural and Life Science, The University of Tokyo
1.3 学歴
1.3 Education
2024–2027(expected)
The University of Tokyo, Tokyo
Doctor of Arts in Agriculture
2022–2024
The University of Tokyo, Tokyo
Master of Arts in Agriculture
2018–2022
The University of Tokyo, Tokyo
Bachelor of Arts in Agriculture
1.4 研究関心
1.4 Research Interests
食料経済学
Food Economics
家計行動と家族経済
Household Behavior and Family Economics
計量経済学
Econometrics
1.5 Carriculam Vitae
1.6 連絡先
1.6 Contact
Email: ryo-utsunomiya@r-utsu.com
1.7 ブログ
2 研究実績
2 Research
2.1 Refereed Papers
Utsunomiya, R., Nakatani, T. and Nakashima, Y. (2025). Where to buy and what to eat: The relationship between purchasing channels and nutrient intake in Japan. Food Policy, 131, 102831. DOI
Utsunomiya, R., Nakatani, T. and Nakashima, Y. (2023). Impact of the state of emergency declarations for COVID-19 on food consumption: analysis using consumer purchase history data. Journal of Food System Research, 29(4), 183-188 (in Japanese). DOI
2.2 Working in Progress
Attention, Belief, and Cost: A Rational Inattention Model of Discrete Choice
Uncovering the mechanisms behind attribute-non-attendance
Love for Children and Gender Roles in Parenting
The impact of parents' altruism and bargaining power on their nutritional investment: theoretical and experimental approaches in Ghana (with Satoru Okonogi)
Purchases for Family: Heterogeneity in Beverage Demand Responses to Changes in Price
Analyzing elasticities of demand focusing on who to buy for theoretical and empirical analysis, Working Paper
Food Purchases and Nutrient Intake Across Income Groups
Assessing the relationship between food expenditures and nutrient intake: panel data analysis combining purchase history data and food frequency questionnaire
Staple Food Substitution under Rising Rice Prices: Evidence on Consumer Heterogeneity in Tokyo
The impact of Rising Rice Prices on Staple Food Choices in Japan
Has COVID-19 Brought Long-Term Changes to Consumers' Food Demand?
Empirical approach combining EASI demand system and Panel Smooth Transition
2.3 Fellowships and Awards
Japan Society for the Promotion of Science (JSPS) Research Fellowship (DC2)
Field of Economics, Management, and Related Areas, Monthly stipend, JSPS, Apr. 2025 - Mar. 2027 (Expected).
JB Award
The Agricultural Economics Society of Japan, Aug. 2024.
Outstanding Performance in Econometrics I
Graduate School of Economics, the University of Tokyo, Jun. 2024.
U Tokyo Sustainable Agriculture Education Program
Monthly stipend, Oct. 2022 – Mar. 2027 (Expected)
One Earth Guardians Development Program
Graduate School of Agricultural and Life Sciences, the University of Tokyo, Apr. 2019 -.
Best Graduation Thesis
Dept. of Agricultural and Resource Economics, the University of Tokyo, Mar. 2023.