findings could provide implications for managers and regulators to enhance governance practice to alleviate firm devaluation …

quality-improving investments. In many commonly-studied oligopoly games, such investments are strategic substitutes. We derive … commonly-studied oligopoly models. We also highlight plausible countervailing effects from two distinct sources. First, leading …, when firms are sufficiently patient. Key words: oligopoly games, strategic substitutes, innovation, investment, increasing …