[25]Anastasia Maggina. R & D in Greek Listed Companies:A Test of Prediction Models[J]. Research in Applied Economics,2011,(3):30-41
[26]Jean-Sébastien Lantz.Jean-Michel Sahut. R&D Investment and the Financial Performance of Technological Firms[J].International journal of business .2005,(10):100-112
[27]Yeonhee Lee .Sooyoung Kim .Hyejin Lee . The impact of service R&D on the performance of Korean information communication technology small and medium enterprises[J]. Technol. Manage.2011.(04):45-55
[28]Almas Heshmati .Hyesung Kim. The R&D and productivity relationship of
Korean listed firms[J]. J Prod Anal.2011.(36):125-142
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