Irreversible Investment, Operating Flexibility, and Time Lags. - Ryuta Takashima; Makoto Goto; Motoh Tsujimura (Asia Pac. J. Oper. Res., 2010)

Capacity switching options under rivalry and uncertainty. - Afzal S. Siddiqui; Ryuta Takashima (Eur. J. Oper. Res., 2012)

Comparison of Theoretical and Simulation Analysis of Electricity Market for Integrative Evaluation of Renewable Energy Policy. - Masaaki Suzuki; Mari Ito; Ryuta Takashima (ICORES, 2017)

Evaluating Renewable Energy Policies Using a Multi-agent Reinforcement Learning Model. - Masaaki Suzuki; Mari Ito; Ryuta Takashima (SMC, 2018)

Investments and Asset Returns in Competitive Equilibrium: An Application to Renewable Energy Policy. - Ryuta Takashima (SMC, 2018)

Market Power in Emissions Trading and Renewable Energy Policy. - Mari Ito; Ryuta Takashima (ICORES, 2019)

Home Care Scheduling with Different Objectives for Local Government and Home Care Agency. - Mari Ito; Yosuke Nakamura; Ryuta Takashima (IIAI-AAI, 2020)

Impact of Combined Demand Forecasting on the Bullwhip Effect and the Total Cost in a Decentralized Supply Chain. - Erika Tajima; Aya Ishigaki; Ryuta Takashima; Hajime Nishida (IIAI-AAI, 2020)

Stochastic Programming Model for Elective Surgery Planning: An Effect of Emergency Surgery. - Ryota Akiyama; Mari Ito; Ryuta Takashima; Kinju Hoshino (ICORES, 2022)

Facility location selection considering distance and transportation mode. - Akane Hagimoto; Aya Ishigaki; Ryuta Takashima (IIAI-AAI, 2022)

Optimal Retail Tariff Design with Prosumers: Pursuing Equity at the Expenses of Economic Efficiencies? - Yihsu Chen; Andrew L. Liu; Makoto Tanaka; Ryuta Takashima (CoRR, 2022)

Robust Optimization for Operating Room Scheduling with Uncertain Surgical Durations: Impact of Risk-Aversion on Delay. - Mari Ito; Yoshito Namba; Ryuta Takashima (ICORES (Selected Papers), 2023)

A Robust Optimization for a Single Operating Room Scheduling Problem with Uncertain Durations. - Yoshito Namba; Mari Ito; Ryuta Takashima (ICORES, 2023)

Evaluating Inventory Management Policies of Platelets at Regional-Block Blood Centers in Japan. - Mari Ito; Ryuta Takashima (Oper. Res. Forum, 2023)

Strategic investment in power generation and transmission under a feed-in premium scheme: a game theoretic real options analysis. - Kazuya Ito; Makoto Tanaka; Ryuta Takashima (Ann. Oper. Res., 2024)