Influencing Efficiency of Tax Relief on the Capital Market: An Empirical Study of China Supply-Side Reform

One of the primary tasks of supply-side reform is to promote the reform of fiscal and taxation systems. It is an important part of institutional innovation to coordinate fiscal and other reforms. From the perspective of the supply side, this paper discusses whether the adjustment of fiscal and monetary policies will have a positive impact on China's capital market and economic growth. In this paper, a windows-EBM model is constructed to test the panel data of major economies between 2008 and 2016, discuss their impact on the efficiency of the capital market, and to make a comparative analysis on the strategies to improve the vitality of China's capital market. We find that the impact of China's macro policies on capital market efficiency during 2008-2016 shows a huge potential space for adjusting fiscal and monetary policies, because these input factors are obviously interchangeable in China's supply-side reform. This is in line with the expected direction of China's supply-side reform. This paper reveals the positive effect of supply-side reform on capital activity. Tax cuts and monetary policy measures are needed to balance capital markets and to ensure their active and sustainable development.