Economic questions and data -- Review of probability -- Review of statistics -- Linear regression with one regressor -- Regression with a single regressor : hypothesis tests and confidence intervals -- Linear regression with multiple regressors -- Hypothesis tests and confidence intervals in multiple regression -- Nonlinear regression functions -- Assessing studies based on multiple regression -- Regression with panel data -- Regression with a binary dependent variable -- Instrumental variables regression -- Experiments and quasi-experiments -- Introduction to time series regression and forecasting -- Estimation of dynamic causal effects -- Additional topics in time series regression -- The theory of linear regression with one regressor -- The theory of multiple regression.