从人均收入水平看,目前东部地区城镇居民人均可支配收入和农村居民人均纯收入都是西部地区的1.5倍,比改革开放之前分别增加0.5和0.4个百分点。从基本公共服务水平看,西部地区参加社保养老保险人数覆盖率不到5%,仅为东部的1/10。 Judging from the per capita income level, per capita disposable income of urban residents in the eastern region and per capita net income of rural residents are 1.5 times those in the western region, up 0.5 and 0.4 percentage points respectively over the period before the reform and opening up. Judging from the level of basic public services, the coverage rate of the number of people participating in social security insurance in the western region is less than 5%, only 1/10 of that in the east.