Basic econometrics / Gujarati, Damodar N text Boston : McGraw Hill, 2003 The fourth edition offers new improvements : condensed matrix approach to linear regression, improved and condensed chapters on econometrics modelling, a new chapter on nonlinear regression models, new material on panel data regression models, a CD with the book that contains all of the ini text data sets including 50 new ones website links to valuable economic data The fourth edition offers new improvements : condensed matrix approach to linear regression, improved and condensed chapters on econometrics modelling, a new chapter on nonlinear regression models, new material on panel data regression models, a CD with the book that contains all of the ini text data sets including 50 new ones website links to valuable economic data Econometric URN:ISBN:0-07-123017-3