OECD countries face at least five major challenges for promoting policies that are consistent with their development goals: . ensuring security and political stability; . anticipating the impacts of their macroeconomic policies on developing-country growth; . increasing both market access and...

• 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...