Negotiations pursuant to the Durban Platform for Enhanced Action appear likely to lead to a 2015 Paris agreement that embodies a hybrid climate policy architecture, combining top-down elements, such as for monitoring, reporting, and verification, with bottom-up elements, including nationally...

This paper introduces to the main policy research issues that the interrelationship between environmental and economic problems has recently emphasised. Economists have traditionally encouraged the use of incentive-based instruments in place of command and control regulation. The starting point...

We explore the effects of environmental taxes that imprecisely target pollution. A review of actual policies indicates few (if any) examples of a true tax on pollution. More typically, environmental taxes target an input or output that is correlated with pollution. We construct a simple...