The Role of Investment in Human Capital: Evolution Between Microeconomic and Macroeconomic Approach

It has been acknowledged for a long time that labour factor quality plays a significant role in the process of economic growth. The human capital theory that gained prominence notably with the works of Schultz (1961) and Becker (1964) underline that the knowledge gained by people is crucial to society, for education is an investment and a tool for improving productivity. The objective of this paper is to propose, in the neoclassical vision, a critical analysis of the developments and controversies surrounding human capital investmen