Overall consumer prices were up 4.4% higher in October 2010, than a year earlier, according to the National Bureau of Statistics. Most of the increase in prices was concentrated on food and energy. China is taking action to limit price increases. During previous rise in inflation in 2004 and 2005, the government has resorted to detailed price controls. China's cabinet of ministers, the State Council, has issued orders that local governments and other government entities provide temporary subsidies to help the needy cope with rising prices and to increase allowances for needy students. Chia fears social unrest if prices go much above 5%. The Food and Agriculture Organization of the UN warns that food prices have gone up by 10% in the poorer countries. According to economists, China is effectively printing its currency renminbi to buy $1 billon a day worth of dollars to keep the renminbi weak, so that its exporters retain an advantage in overseas markets. The central bank takes away some of this renminbi but not all from the system, by selling bonds to state owned banks and increasing the amount of reserves required at the central bank. To keep the renminbi from rising, China's central bank buys up the investment dollars that are coming into the country, as well as dollars coming into the country from the trade surplus....