This paper investigates the impact of changes in the stringency of environmental policies on productivity growth in OECD countries. Using a new environmental policy stringency (EPS) index, it estimates a reduced-form model of multi-factor productivity growth, where the effect of countries'...

Cross-country analysis of the economic effects of environmental policies is limited by the lack of reliable, comparable measures of the stringency of environmental policies. This paper attempts to fill this gap, by constructing new quantitative indexes of environmental policy stringency (EPS)....