Specialty：Industrial Organization (Management Strategy, Competition Policy), Law and Economics
"Strategic Brand Proliferation: Monopoly vs. Duopoly."
"Advantageous Brand Proliferation and Harmful Product Differentiation in VerticalRelations." available at SSRN, 2018
"Profitable Competition." (revise and resubmit request from Review of Industrial Organizaiton) available at SSRN, 2018
"Profitable Competition with Mergers." available at SSRN, 2018
"Detecting Collusions in Japanese Municipalities." (joint with Kei Kawai and Jun Nakabayashi), 2018