Permit markets lead polluting firms to purchase abatement goods from an eco-industry which is often concentrated. This paper studies the consequences of this sort of imperfectly competitive eco-industry on the equilibrium choices of the competitive polluting firms. It then characterizes the...

Permit markets lead polluting firms to purchase abatement goods from an eco-industry, which is often concentrated. This paper studies the consequences of imperfect competition in an eco-industry on the equilibrium choices of the competitive polluting firms. It then characterizes the second best...