Returns to investment in education based on human capital theory have been estimated since the late 1950s. In the 40-plus year history of estimates of returns to investment in education, there have been several reviews of the empirical results in attempts to establish patterns. Many more...

The present paper starts by discussing the principles of public funding of universities. The size of the social returns to investment in education gives an indication regarding the most efficient use of resources, while the difference between the private and the social rates relates to issues of...