RT Journal T1 Research on agglomeration of producer services Threshold and manufacturing upgrading - based on triple effect of the cluster A1 LU Fei, LIU Ming-hui PB Journal of Guizhou University of Finance and Economics FD 2016-07-15 YR 2016 JF Journal of Guizhou University of Finance and Economics JO Journal of Guizhou University of Finance and Economics VO 34 IS 04 SP 24 DO K1
productive service industry agglomeration;manufacturing industry upgrading;fixed effect panel model;random effect panel model;threshold panel model
LK {https://gcxb.gufe.edu.cn/EN/article/article_8936.shtml}