Environmentally related taxes are increasingly used in OECD countries, and ample and increasing evidence of their environmental effectiveness is now available. However, there remains a high potential for wider use of these environmental policy instruments, provided that they are well designed...

OECD countries have started to reform their agricultural policies in the last decade. Many countries have also implemented agri-environmental measures that are directly aimed at improving the environment. What are the changes in land use, farming practices and input use resulting from these...