居民恩格尔系数降为31.8%生活水平提高至“富裕型”根据来自北京市统计局、国家统计局北京调查总队的数据,2005年北京城市居民恩格尔系数降至31.8%,比2000年降低4.5个百分点,比1985年的50.6%降低了近20个百分点。恩格尔系数是指居民收入中食品支出金额与总支出金额的比值,因其 Resident Engel coefficient reduced to 31.8% living standard increased to “affluent” According to data from the Beijing Municipal Bureau of Statistics, Beijing National Bureau of Investigation Corps data, in 2005 Beijing urban residents Engel coefficient decreased to 31.8%, 4.5 percentage points lower than in 2000 , Nearly 20 percentage points lower than 50.6% in 1985. The Engel’s Coefficient refers to the ratio of the amount of food expenditure to total expenditure in household income because