The Correlation Research onthe R&D Investment and Profitability of High-tech Companies

Technological innovation is not only the ultimate force to achieve the progress of science and technology and promote the economic growth,but also is the core competence of a company's competitive forces.However,the RD investment is the most important and main connotation of the technological innovation.Therefore,the studies of the correlation between the RD investment and enterprises' performance become one of the hotspot.This article mainly uses the high-tech enterprises in listed companies of China as the research subjects,adopts the method of demonstration,analyses the correlation between the RD investment and profitability of high-tech listed companies in China,and the influencing factors of RD investment.The results show that the profits of the high-tech enterprises in listed companies of China have the positive influence on RD investment,and the data analysis shows that they mutually promote each other.