税收优惠对企业创新的影响——基于先进制造业企业的实证分析

正确评价税收政策对先进制造业企业创新的影响具有重要意义。以2010—2019年中国A股先进制造业上市公司为研究样本，实证考察税收优惠与先进制造业企业创新的关系。研究发现：税收优惠对于先进制造业企业的创新具有激励效应，与所得税优惠相比，增值税优惠激励作用更为明显；区域异质性分析发现增值税优惠激励先进制造业企业创新呈现中、东、西部递减的状态，所得税优惠激励创新呈现东、西、中递减的状态。为提高税收优惠政策对于先进制造业企业创新的激励效应，提出完善税收优惠政策的建议。

The Influence of Tax Preferential on Enterprise Innovation:An empirical analysis based on advanced manufacturing enterprises

It is of great significance to correctly evaluate the impact of tax policy on the innovation of advanced manufacturing enterprises. China''s A-share advanced manufacturing listed companies from 2010 to 2019 is taken as research sample, and the relationship between tax incentives and innovation in advanced manufacturing enterprises is empirically examined. The study found that tax incentives have an incentive effect on the innovation of advanced manufacturing enterprises. Compared with income tax incentives, the incentive effect of value-added tax incentives is more obvious.Regional heterogeneity analysis finds that the incentive effect of value-added tax incentives on advanced manufacturing enterprises is in the middle, east and west. In the state of decreasing in the west, income tax incentives and innovations show a state of decreasing in the east, west and middle. In order to improve the incentive effect of preferential tax policies on the innovation of advanced manufacturing enterprises,the suggestions for improving the preferential tax policies are put forward.