Mixed Market Structure and R &D: A Differential Game Approach

نویسندگان

چکیده

Abstract We consider a dynamic model of an industry consisting few large firms, which can manipulate the market outcome, and mass small enterprises, each has negligible impact on market. The production costs respective firms depend stock knowledge capital, accumulates over time through research development (R &D) investment made by firms. is variant differential game voluntary provision public goods, but in contrast to previous studies, we focus interaction between competition outcomes. derive both open-loop Markov-perfect Nash equilibria. There exists unique equilibrium. By contrast, depending parameters model, there be two linear also examine short- long-run effects change number An increase unambiguously harms types short run may benefit them long run. In equilibrium, relationship steady-state capital inverted-U shaped. Concerning equilibria, effect increased from depends specific feedback strategy chosen

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ژورنال

عنوان ژورنال: Dynamic Games and Applications

سال: 2023

ISSN: ['2153-0793', '2153-0785']

DOI: https://doi.org/10.1007/s13235-023-00504-z