中国有色金属产业结构升级演进研究
刘贻玲,郑明贵

A Study on the Industrial Structure Upgrading Evolution of Non-ferrous Metal in China
Yiling LIU,Minggui ZHENG
表4 1986—2019年有色金属产业超前系数
Table 4 Leading coefficient of nonferrous metal industry from 1986 to 2019
产业类型超前系数
T1=1986—2001T2=2002—2011T3=2012—2015T4=2016—2019Tall=1986—2019
采选业1.05960.56420.1937-0.28060.6544
冶炼及压延加工业0.98701.09521.17621.28981.0767