This Element offers a review and synthesis of the theoretical analysis of mixed oligopoly, that is a hybrid market structure in which public (state-owned) and private firms interact, using a variety of strategic variables. A distinguishing feature of a mixed oligopoly is that firms have...

This paper studies whether foreign investment deregulation promotes firm innovation. A theoretical framework, in which the spillover and competition effects from more foreign firms induced by foreign investment deregulation, is built to guide the empirical evaluation. Exploiting the data on...

This paper studies whether inward FDI deregulation promotes innovation by firms in the host country. A theoretical framework, in which the entry of additional foreign firms is associated with both spillover and competition effects, is built to guide the empirical evaluation. Exploiting data on...

We examine the relationship between competition and innovation in an industry where production is polluting and R&D aims to reduce emissions ("green" innovation). We present an n-firm oligopoly where firms compete in quantities and decide their investment in "green" R&D. When environmental...