The literature on mixed oligopoly shows that when production costs are quadratic the public firm is privatized if the competition in the product market is high enough. Similarly, when the public firm is less efficient than private firms and the marginal costs of production are constant, the...

I analyse the welfare impact of a mixed market with a public or private firm with some degree of altruism, in the presence of an agency problem. Contrary to some earlier findings, the total surplus turns out to be increasing in the degree of altruism. This impact is stronger than if there is no...

I analyse the welfare impact of a mixed market with a private or public firm that is characterised by wider objectives or altruism, in the presence of an agency problem. Contrary to some earlier findings, the total surplus turns out to be increasing in the degree of altruism. This impact is...

I analyse the welfare impact of a mixed market with a public or private firm with some degree of altruism, in the presence of an agency problem. Contrary to some earlier findings, the total surplus turns out to be increasing in the degree of altruism. This impact is stronger than if there is no...

We compare innovation strategies of public and private firms based on a large sample over the period 1997-2008. We find that public firms' patents rely more on existing knowledge, are more exploitative, and are less likely in new technology classes, while private firms' patents are broader in...