![](/images/ico/ico_close.png)
![](/images/ico/ico5.png)
我国煤炭生产效率区域比较研究——基于时变无效率模型计量分析
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1004-972x|volume|9|7-14
ISSN: 1004-972x
Source: 经济问题, Vol.volume, Iss.9, 2016-01, pp. : 7-14
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract