This paper considers the environmental policy and welfare implications of a merger between environment firms (i.e., firms managing environmental resources or supplying pollution abatement goods and services). The traditional analysis of mergers in Cournot oligopolies is extended in two ways....

Environmental regulations often want to stimulate the generation and adoption of ecoefficient innovations. An important argument in the public debate is also the creation of new markets for environmentally benign products, processes and services that other countries adopt and therefore generate...