摘要
企业研发投入需要大量资金长期持续性的投入,外部股权融资的获取是影响企业研发投入的关键因素。本文首先就资本市场对企业研发投入的影响进行了理论分析,然后基于中国高新技术上市公司动态面板数据,用系统GMM方法实证检验了外部股权融资对企业研发投入的影响。研究发现,资本市场提供的外部股权融资促进了高新技术上市公司的研发投入,并且这种正向影响对规模小的企业更为明显。因此,应鼓励研发密集型中小企业上市,以促进企业研发投入。
Due to requirement a massive and sustained influx of funding over a long period of time for Firms' R&D investment, exter- nal equity financing resource for firms' R&D investment is a key factor affecting. In this paper we at first theoretically analyses the im- pact of capital market on firms' R&D investment. Subsequently, Using the dynamic panel Data on China' high - tech listed firms with GMM Estimation; we empirically investigate external equity financing' s influence on high -tech firms' R&D investment. The study finds that external equity financing offered by capital market has a positive effect on the firms' R&D investment, particularly for small firms. This article gives new empirical evidence for it and insights into the microcosmic mechanism of the effect of Chinese capital mar- ket on the real economy.
出处
《科学学研究》
CSSCI
北大核心
2012年第9期1370-1377,共8页
Studies in Science of Science
基金
国家自然科学基金面上资助项目(71173250)
教育部人文社会科学基金项目(10YJA630078)
关键词
资本市场
外部股权融资
企业研发投入
capital market
external equity financing
firms' R&D investment
作者简介
夏冠军(1971-),男,湖南益阳人,副教授,上海财经大学金融学院博士生,研究方向为资本市场。
陆根尧(1952-),男,浙江慈溪人,研究员,博士,研究方向为产业经济学。