In this paper we survey the theoretical literature on both pollution-reducing and resource-saving technological progress. The literature can be divided into two strands. One strand deals with microeconomic models which investigate incentives to adopt and to develop environmentally more friendly...

In this paper we present results of an experimental study on the performance of three mechanisms which are designed to deal with non-point source pollution : collective fining, random fining, and a tax-subsidy scheme. Our results show that collective and random fining schemes do not induce the...