A Research On The Incentives Of Tax Preference Policy For R&D Spending

From the 21 st century on,the world economy has the rapid development.Science and technology have become the decisive power of social and economic development,and an important symbo l of comprehensive national strength.In the face of opportunity and challenge of the new scientific and technological revolution,enhanc ing capacity for independent innovation of science and technology becomes the strategic choice for C hina's economic transition.R&D spending,to a certain extent,is a symbol of technology innovation strength of enterprise,to determine development of enterprise.Therefore,how to promote the innovation ability of enterprise,and increasing R&D spending have become the focus of attention.Tax policy as an important means government can employ to adjust macro economy,has been widely used to promote the development of enterprises.Since the 1980 s,our government has made a number of R&D tax preferential policies with a lot of income tax preferential policies.Deep study on the current the preferential tax policy for R&D spending,to improve the incentive effect of tax policy,to perfect the tax incentive policy has an important theoretical and practical significance.First of all,in this paper,the relevant research literature on the incentives of tax preference policy for R&D Spending both at home and abroad is reviewed.Secondly,Describes the present R&D situation and the R&D tax preferential policy in our country.Thirdly,explain the relationship between R&D spending and economic growth?Illustrate the foundation of preferential tax existence in economics and the incentives of tax preference policy for R&D spending in theory.Fourthly,assume that the preferential tax policy can promote R&D spending of enterprise,and improve the enterprise's technology innovation ability.Take data of enterprise in Dongguan as samples,and a mathematical model is developed to describe the impact and process,also a n econometric model is established to confirm this idea the preferential tax credit to increase 1,R&D spending increases by 0.1.But it is less effective.Recently in China,although R&D spending has got a quick development,is still left far behind the developed countries.Therefore,based on the current preferential tax policies for R&D in our country,some problems to study in the future are given.At last,on the grounds of the analysis above,this paper brings forward thoughts and countermeasures to perfect China's R&D tax credits based on the successful experience of American.