Multiple Conjunctural Causation and Asymmetry of Upgrading of Industrial Structure#br# ——A Fuzzy-set Qualitative Comparative Analysis
YU Yan-xia
JOURNAL OF BEIJING UNIVERSITY OF POSTS AND TELECOM . 2018, (5): 52 -59 .  DOI: 10.19722/j.cnki.1008-7729.2018.0141