Masahiko Hattori, Yasuhito Tanaka. Advertising in an oligopoly with differentiated goods under general demand and cost functions: A differential game approach. The Manchester School. 2021. 89. 6. 619-639
Masahiko Hattori, Yasuhito Tanaka. License and entry strategies for an outside innovator in Stackelberg duopoly with royalty and fixed fee under vertical differentiation**. International Journal of Economic Theory. 2021. 17. 3. 234-257
Masahiko Hattori, Yasuhito Tanaka. Dynamic analysis of R&D in an oligopoly under general demand and cost functions. OPSEARCH. 2021
Masahiko Hattori, Yasuhito Tanaka. License Fees in Oligopoly When Outside Innovator can Enter the Market: Two-Step Auction. International Game Theory Review. 2020. 22. 03. 2050003-2050003
服部 昌彦, 田中 靖人. A differential game analysis of free entry oligopoly with sticky price (査読あり). Journal of Economics and Management. 2020. 16. 1. 1-10
Masahiko Hattori, Atsuhiro Satoh, Yasuhito Tanaka. Minimax theorem and Nash equilibrium of symmetric multi-players zero-sum game with two strategic variables. 2018
Masahiko Hattori, Yasuhito Tanaka. Subsidy for New Technology Adoption in Duopoly with Differentiated Goods under Absolute and Relative Profit Maximization (refereed). Journal of Economics Library (KSP Journals). 2016. 3. 411-428