The article discusses the neoclassical theory of growth, explaining the meaning of neoclassical and outlining the basic model for growth. It explores the conditions for a stationary state and the speed of convergence to that state. The paper also introduces the concept of endogenous technical progress in the new theory of growth. Various extensions to the basic model are mentioned, such as two-sector and multi-sector models, overlapping generations models, and the role of money in growth models. Key topics covered include distribution, income growth, and income distribution.