We extend the tax versus permits literature by considering permit supply functions and pollution tax functions that are generalizations of the usual constant permit supply and constant pollution tax rate. In our model, pollution is not uniformly mixed and the regulator is uncertain about the...

An interesting feature of pollution permit markets is that citizens may purchase permits to directly lower the levels of pollution. We analyze the effects of citizens' demand for permits on incentive compatible mechanisms for pollution control that are based on permit markets. We show that...