In actual environmental policy, the design of actual pollution emission taxes differs significantly with the optimal Pigovian tax. In particular, earmarking prevails and actual taxes are usually combined with regulation. Furthermore tax rates are generally too low to significantly influence...

The objective of the paper is to lay out the state of knowledge on the role of innovation and the diffusion of technologies in the greening of global value chains as well as some of the main policy issues and key research gaps1. A special emphasis will be put on developing countries in which...

Using patent data from 66 countries for the period 1990–2003, we characterize the factors which promote or hinder the international diffusion of climate-friendly technologies on a global scale. Regression results show that technology-specific capabilities of the recipient countries are...

Using novel data on patents, trade of equipment goods, and foreign direct investments and insights from the economic literature, the paper seeks to lay out the state of knowledge on the role of innovation and the diffusion of technologies in the greening of global value chains as well as some of...