innovation distinguishing between "dirty" (internal combustion engine) and "clean" (e.g. electric and hybrid) patents across 80 … tax-inclusive fuel prices. Furthermore, there is path dependence in the type of innovation both from aggregate spillovers … and from the firm's own innovation history. Using our model we simulate the increases in carbon taxes needed to allow …

This paper examines the relative influence of domestic and foreign renewable energy policies on innovation activity in … new capacities by increasing their innovation effort. However, the effect on innovation of the marginal wind turbine …

increased low-carbon innovation among regulated firms by as much as 10%, while not crowding out patenting for other technologies …