@article{高静:51,
author = {[高静,  王闪闪,  龚燕玲]},
title = {财政补贴总是能够促进企业创新吗？——一项准自然实验},
publisher = {北京邮电大学学报(社会科学版)},
year = {2021},
journal = {北京邮电大学学报(社会科学版)},
volume = {23},
number = {1},
eid = {51},
pages = {51-59},
keywords = { 财政补贴；企业创新；倾向得分双重差分法PSM-DID；促进效应},
doi = https://journalsk.bupt.edu.cn/CN/10.19722/j.cnki.1008-7729.2020.0265
}