International Journal of the Economics of Business. 1995;2(2):201-219. doi: 10.1080/758519309 Q40.72025
R&D Costs, Innovative Output and Firm Size in the Pharmaceutical Industry
制药行业的研发成本、创新产出与企业规模
DOI: 10.1080/758519309
摘要
International Journal of the Economics of Business. 1995;2(2):201-219. doi: 10.1080/758519309 Q40.72025
DOI: 10.1080/758519309
摘要