Research On The Influence Of Preferential Policies For Enterprise Income Tax On The R&D Investment Of High-tech Enterprises In Henan Province

In today's society,innovation has become one of the important standards to measure the technological development level of enterprises.It plays a very important role in improving the innovation ability of our country,promoting the steady economic development and the successful transformation of economic structure.Increasing R & D investment can ensure the smooth progress of scientific and technological innovation and enhance the strength of enterprises to compete with other enterprises in the increasingly competitive market economy.As the main force of scientific and technological innovation,the improvement of the level of technological innovation of high-tech enterprises plays an important role in promoting their own and national comprehensive strength.In order to promote the development of high-tech enterprises,the state has issued various tax preferential policies,encouraging enterprises to carry out scientific research projects,carry out scientific and technological activities and form research and development achievements.As one of the most important taxes in the tax system of our country,the preferential tax policy is very important for the development of enterprises.As a large province in the central region,Henan Province has made some achievements in economic development and technological innovation in recent years.This paper studies the main content of this paper by combining theoretical analysis and empirical research.First of all,this paper describes the main concepts of high-tech enterprises,tax preferential policies and research and experimental development(R & D),which leads to three related theories: tax expenditure,endogenous economic growth and tax incentives.This paper analyzes the appearance of R & D investment of high-tech enterprises in Henan Province,and summarizes the preferential policies of corporate income tax related to the research content of this paper in the financial and tax documents published on the website of the State Administration of taxation.It also analyzes how the preferential policies of enterprise income tax affect the high-tech enterprises.Secondly,after a series of theoreticalanalysis,the model is established for empirical analysis.According to certain criteria,the research object is selected,the variables are selected,the model is tested,the empirical analysis and other steps are carried out to get the research results of this paper.Finally,based on the results of empirical analysis,this paper summarizes the problems in the implementation of preferential policies,and puts forward policy recommendations.Through theoretical analysis and empirical analysis,it is concluded that the implementation of corporate income tax preferential policies will reduce the actual tax rate,and the R & D investment will increase due to the reduction of the actual tax rate.Therefore,preferential policies can encourage high-tech enterprises to increase investment in research and experimental development,and enhance the innovation enthusiasm of enterprises.