handbooks Introduction to Stata — last update: Nov 2025 slides Interpreting OLS Coefficients Exporting OLS Regression Results in Stata Marginal Effects in Logit and Probit Models and Maximum Likelihood Tests Data Scaling, Functional Forms, APE, and Goodness-of-Fit in Logit and Probit Goodness-of-Fit & ML Hypothesis Testing How to Develop an Economics Research Paper dofiles Introduction to Stata.do Template: Exporting OLS Regression Results in Stata.do Marginal Effects in Logit & Probit Models and Maximum Likelihood Tests.do