• Tariffs still matter. • Full tariff liberalisation to 2010 would generate dynamic welfare gains of $1 200 billion (at 1995 prices), equivalent to 3 per cent of World GDP in 2010, from greater efficiency and higher productivity. • Developing countries stand to gain relatively more from...

• Environmental policy should be inspired by the recognition that the environment is everyone’s business; all social actors must be involved in environmental management • Policies that implicitly subsidize a wasteful and environmentally destructive use of resources are pervasive: reforms...

• Early climate-related actions should be those with a high local economic and/or environmental payoff per unit of impact on greenhouse gases. • Energy, transport and natural resource management policies can often be better designed to realise greenhouse gas reductions at little or no...