Regression

I have a research paper about China's Agricultural Productivity, i just need to test this New Measurement on China’s Gross Value of Agricultural Output (GVAO). The dependent variable would be Gross Value of Agricultural Output in from 1980 to precent and the independent variables are China's Top Corps Production, which are (Rice,Wheat, and Corn). The Data that need to be presented from 1980 - Precent. The regression results and the statistical analysis need to be edited based on the new results. NEED to add the regression output in the Appendix at the end of the paper. Use the attached 3 articles regards (GVAO). Please also attach the excel file you are using or whatever program that you used to analyze the data. Finally based on the new conclusion, the Discussion of the Results and The Conclusion has to be adjusted. Use graphs, tables, and data descriptive analysis. i'll attach the paper as soon as i assign a writer. Instructions: Rewrite the Abstract based on the new measurement results, edit the data and the statistical analysis part, and adjust the Discussion of the Result and the conclusion.