Investment in human capital accounts for most of the impressive rise in the real earnings per worker.


p. 1 - "Investment in human capital," 1961


Investment in human capital accounts for most of the impressive rise in the real earnings per worker.

Investment in human capital accounts for most of the impressive rise in the real earnings per worker.

Investment in human capital accounts for most of the impressive rise in the real earnings per worker.

Investment in human capital accounts for most of the impressive rise in the real earnings per worker.