Effect of Unifying Domestic and Foreign Income Tax Rate to Income Tax Revenue

First,all parameters of the model are estimated,then using statistical yearbook actual data to make regression analysis model.Based on the regression results,calculate 2002 ~2011 enterprise income tax,and make a prediction of 2012~2014 corporate income tax revenue.On the basis of the empirical analysis,put forward how to deal with the impact of unifying domestic and foreign enterprise income tax rate on corporate income tax revenue.