Chinese Premier Wen Jiabao speaks during a special plenary session at the World Economic Forum (WEF) in Davos January 28, 2009. More than 40 heads of state and government, almost double the number last year, will be joined at the WEF meeting by 36 finance ministers and central bankers, including the central bank chiefs of all the G8 group of rich countries except the United States.[Agencies]