传统的经济核算体系始创于本世 纪初。它主要用于测度交易过程中一系列的经济活动，是一个国家或地区社会经济发展的测量系统。它既提供国民生产总值ＧＮＰ、国内生产净值ＮＤＰ、国民收入 ＮＩ等总量指标，又反映出经济运行的基本结构、速度、比例和效益。尽管现行的国民经济 The traditional economic accounting system was founded in the beginning of this century. It is mainly used to measure a series of economic activities in the transaction process, which is a measurement system of socio-economic development in a country or region. It not only provides gross indicators of gross domestic product GNP, net domestic product NDP and national income NI, but also reflects the basic structure, speed, proportion and benefits of economic operation. Despite the current national economy