一、中国经济、政策运行的历史特征从20世纪50年代至今,中国经济的发展大体上经历了三个时期。第一个时期是计划经济时期(1956年-1978年),第二个时期是经济改革初期(1978年-1990年),第三个时期是深化改革时期(1990年至今)。在中国经济发展的这三个时期,经济运行呈现出完全不同 I. Historical Characteristics of China’s Economic and Policy Operations Since the 1950s to the present, China’s economic development has generally gone through three periods. The first period was the period of planned economy (1956-1978), the second was the period of economic reform (1978-1990), and the third period was the period of deepening reform (1990-present). In these three periods of economic development in China, the economic operation has shown a completely different situation