Semester project on the preston curve

Semester project on the preston curve Order Description A scientific research paper on how different levels of gdp per capita affect life expectancy(preston curve).The data needs to be downloaded and cleaned as well as regressed with at least 4 different econometric models in R/Stata that are suitable for the current data set. These could include first difference model, pooled OLS. Checks for heteroskedasticity and endogeneity should be present and preferably be Robustness test.The data should be panel data and include 1 instrumental variable. find a word template with all the steps as well as the structure of the project.This should include the regressions from R/Stata. It is of great importance that the data is regressed from R or Stata and the tables of the regressions shown in the final word file.