Research On The Impact Of R&D Subsidies And R&D Expenses Additional Deductions On R&D Investment Of High-tech Enterprise

The progress and development of the country has always been inseparable from R&D and innovation,and in the process of enterprise development,R&D also occupy a very important position.However,there are externalities and risks in R&D activities,which reduce the enthusiasm of enterprises for R&D activities,fiscal and tax policies as a tool for the government to regulate the economy,which will affect the R&D and innovation behavior of enterprises to a certain extent,as a technology and knowledge intensive enterprise,high-tech enterprises are the important subjects of R&D activities,Therefore,it is of great significance to study the relationship between R&D subsidies,R&D expenses plus deduction policies closely related to R&D activities and R&D investment of high-tech enterprises.On the basis of theoretical analysis,this paper uses empirical analysis method to explore the incentive effect of R&D subsidies and R&D expenses plus deduction policies on R&D investment of enterprises,and put forward corresponding policy recommendations.Firstly,based on the review of the literature at home and abroad,this paper analyzes the theoretical basis of R&D subsidies and R&D plus deduction policies on Enterprise R&D investment,and comprehensively reviews the current situation of R&D investment in China,combs the evolution process of R&D subsidies and R&D plus deduction policies,and puts forward the existing problems;Then,the panel data model of R&D subsidies and additional deduction policies on R&D investment of high-tech enterprises is constructed,and the impact of fiscal and tax incentive policies on R&D investment of enterprises is investigated,and the samples are analyzed and compared from regional differences,industry differences and ownership attribute differences,the overall regression results show that both policies can promote the R&D investment of high-tech enterprises,and the effect of R&D cost plus and deduction policy is better,the sample regression shows that both policies have greater incentive effect on non eastern enterprises,manufacturing enterprises and non-state-owned enterprises;Finally,based on the above theoretical analysis and empirical analysis,the paper systematically puts forward the policy recommendations to improve the innovation level of high-tech enterprises.