The question how mergers affect innovation has gained prominence in a number of recent merger cases. Accounting for the likely effects of mergers on innovation is difficult for a number of reasons though. First of all, the relationship between market concentration and innovation is far from...

The paper examines the incentives of Governments to introduce green taxes instead of emission licenses. We take into account the fact that licenses are durable goods, and distinguish Governements that may have fiscal goals as well as ecological ones. Taxes solve the credibility problem a...

Many cartels are formed by individual managers of different firms, but not by firms as collectives. However, most of the literature in industrial economics neglects individuals' incentives to form cartels. Although oligopoly experiments reveal important insights on individuals acting as firms,...