Research on the tax burden and its effect of enterprise income tax in China 并列题名:Research on the tax burden and its effect of enterprise income tax in China Research on the business model and its effects on enterprise performance Research on the economic effects of excise taxation in China Research on the behavior and its market effect of securities-investing funds in China 并列题名:On the intergovernmental division system of the enterprise income tax in China Research on the regulatory mechanisn and effect of social insurance on income distribution in China research on the development of the dairy industry in China