【作者(必填)】
Eric C. Wang
【文题(必填)】
R&D efficiency and economic performance: A cross-country analysis using the stochastic frontier approach
【年份(必填)】
Journal of Policy Modeling
Volume 29, Issue 2, March–April 2007, Pages 345–360
【全文链接或数据库名称(选填)】
http://www.sciencedirect.com/science/article/pii/S0161893807000026