Theories of economic growth- Classical and Neo-classical theories, Schumpeter's theory, Keynes- Hansen Theory for steady growth. Determinants of growth. Growth Models- Harrod-Domar Model, Mahalanobis Model, Neo-classical growth models, Marx's theory, Rostow's Model and Nurkse-Lewis Model. Strategies for economic development, balanced vs unbalanced growth. Theories of "Big Push" and "Critical minimum effort". Theory of demographic transition, population trap, population growth. Capital formation, technology and economic growth. Social and political factors in economic development. Policies for economic development, Theories of Myrdal, Singer and Prebisch. Planning for economic development. Types of planning, Stages in the planning process, Planning models