Publications:
"Profit-enhancing emissions taxes in near-zero-emissions industries," with Akifumi Ishihara and Toshihiro Matsumura,
Energy Economics, 160, 109461, 2026 (free access until 19 August 2026)
"Optimal Energy-Saving Investments and Jevons Paradox in Duopoly Markets," with Toshihiro Matsumura
Energy Economics, 147, 108544, 2025.
"Tax versus Regulations: Polluters’ Incentives for Loosening Industry Emission Targets," with Akifumi Ishihara and Toshihiro Matsumura,
Energy Economics, 136, 107705, 2024.
"Green Transformation in Oligopoly Markets under Common Ownership," with Toshihiro Matsumura,
Energy Economics, 128, 106892, 2023.
"Common Ownership and Environmental Corporate Social Responsibility" with Toshihiro Matsumura,
Energy Economics, 114, 106269, 2022.
"Noncooperative and Cooperative Environmental Corporate Social Responsibility," with Sang-Ho Lee and Toshihiro Matsumura,
Journal of Institutional and Theoretical Economics, 176(3), 549-571, 2020.
"A comparison between emission intensity and emission cap regulations," with Toshihiro Matsumura,
Energy Policy, 137, 2020, 111115.
Earlier version: ["Final Draft "]
"Comparing Welfare and Profit in Quantity and Price Competition within Stackelberg Mixed Duopolies," with Toshihiro Matsumura,
Journal of Economics, 126(1), 75-93, 2019.
"Environmental Corporate Social Responsibility : A Note on the First-Mover Advantage Under Price Competition," with Sang-Ho Lee and Toshihiro Matsumura,
Economics Bulletin, 37(1), 214-221, 2017
"Payoff interdependence and the multi-store paradox," with Toshihiro Matsumura,
Asia-Pacific Journal of Accounting & Economics, 23(3), 256-267, 2016
Working Papers:
"Carbon-neutral emissions taxes in oligopolistic industries and competition structure" with Toshihiro Matsumura, updated in Jun 2026
"Endogenous Timing in a Price-Setting Mixed Oligopoly," with Junichi Haraguchi, updated in Oct 2019.
"Credible Spatial Preemption by Multiple Incumbents," update in Nov 2018.
In Progress: