居民消费和投资需求，始终是我国推动GDP增长的主导性因素。启动居民消费和投资需求，使其达到适当的水平，是确保经济均衡、稳定增长的关键。从对商品的采购来看，保证GDP均衡稳定增长依赖于居民的消费和投资、政府购买和出口三个方面的需求支撑。从政府看，可用于购买的收入 Resident consumption and investment demand have always been the leading factor in China’s GDP growth. Starting up the consumption and investment needs of residents so that they reach an appropriate level is the key to ensuring a balanced and steady economic growth. From the procurement of goods point of view, to ensure a stable and balanced GDP growth depends on the consumption and investment of residents, the government purchases and exports three aspects of demand support. From the government’s perspective, it can be used to purchase income