Topics: Applied Econometrics, Econometrics, Simple Regression Model, Multiple Regression Model, Statistical Test of Significance, Econometric Problems, Heteroscedasticity, Autocorrelation, Multicollinearity, Identification Problem, Dummy variables, Distributed lag Models, Simultaneous Equation Estimation Methods, Vector Auto Regressive Models, Non-Stationarity, Unit Roots, Cointegration, Error Correction Model