Chapter 1
Nature and Scope of Econometrics
Definition and methodology of econometrics
medium • 1 min read
Economic models versus econometric models
medium • 2 min read
Types of data: cross-sectional, time series, panel
medium • 3 min read
Roles of computer software in econometrics
medium • 4 min read
Ethical considerations in empirical research
medium • 5 min read
Chapter 2
Simple Linear Regression Model
Specification of the two-variable regression model
medium • 1 min read
Ordinary Least Squares (OLS) estimation
medium • 2 min read
Assumptions of the classical linear regression model
medium • 3 min read
Properties of OLS estimators (Gauss-Markov Theorem)
medium • 4 min read
Goodness of fit (R-squared) and hypothesis testing
medium • 5 min read
Chapter 3
Multiple Linear Regression Model
Estimation in models with multiple explanatory variables
medium • 1 min read
Interpretation of partial regression coefficients
medium • 2 min read
Adjusted R-squared and model selection criteria
medium • 3 min read
Joint hypothesis testing using the F-test
medium • 4 min read
Omitted variable bias and inclusion of irrelevant variables
medium • 5 min read
Chapter 4
Violations of Classical Assumptions
Heteroscedasticity: consequences, detection, and remedies
medium • 1 min read
Autocorrelation: nature, tests, and generalized least squares
medium • 2 min read
Multicollinearity: causes, consequences, and solutions
medium • 3 min read
Specification errors and functional form misspecification
medium • 4 min read
Measurement errors and instrumental variables
medium • 5 min read
Chapter 5