The Basic Solow Growth Model: Balanced Growth. Efficient and Inefficient Growht Paths. Government Intervention and Its Effect on Economic Growth. Diamond'S Endogenous Saving Model. the Problem of Sustained Growth and Exogenous Technological Changes in the Solow Model. Hick, Solow and Harrod Neutrality. Modern Developments: Romer'S Returns to Scale and Economic Growth. Growth Which Results from Changes in the Product Mix. Growth Which Results from the Search for New Technologies.