Masashi Umezawa. Optimal two-part tariff licensing in a Stackelberg duopoly. Economics Bulletin. 2023. 43. 2
Masashi Umezawa. Behavior-based price discrimination in a horizontally and vertically differentiated duopoly with switching costs. Information Economics and Policy. 2022. 61. 4. 101004
T. Kitagawa, Y. Masuda, M. Umezawa. Impact of Technology Development Costs on Licensing Form in a Differentiated Cournot Duopoly. INTERNATIONAL JOURNAL OF ECONOMIC THEORY. 2020. 16. 2. 153-166
Behavior-based Price Discrimination in a Horizontally and Vertically Differentiated Duopoly with Switching Costs
(2022 INFORMS Annual Meeting 2022)
Behavior-Based Price Discrimination in an Asymmetric Duopoly with Switching Costs
(46th Annual Conference of the European Association for Research in Industrial Economics 2019)
Behavior-Based Price Discrimination with Switching Costs and Indirect Network Effects
(ASIA-PACIFIC INDUSTRIAL ORGANIZATION CONFERENCE 2018 2018)
Royalty Licensing Mechanisms in a Leadership Structure
(INFORMS Annual Meeting 2015 2015)