By and large, these countries are rebounding strongly from recession and with population growth rates that remain more than double those of the OECD area, will represent the major growth markets that will drive world agriculture forward over the next and coming decades. A return to higher global economic growth over the projection period together with continuing population gains, are expected to increase demand and trade and underpin prices for all agricultural products over the medium term Growth and activity remains particularly dynamic in much of Asia and Latin America, with domestic demand, production and trade expansion in China, India and Brazil driving growth in their regions not only in the near term, but throughout the period covered by this Outlook. However, considerable uncertainties remain in the short term concerning the strength and pace of recovery in returning to a period of sustainable growth. The key macroeconomic and other assumptions underlying the Agricultural Outlook are summarised in Box 1.1.