3Benhabib, J. and Spiegel, M. M. (1994). The role of human capital in economic development: evidence from aggregate cross-country data [J], Journal of Monetary Economics, 34, 143 - 173.
4Lucas, R. E. (1988). On the mechanics of economic development [J], Journal of Monetary Economics, 22, 3-42.
5Mankiw, N. G., Romer, D. and Weil, D. N. (1992). A contribution to the empirics of economic growth [J]. Quarterly Journal of Economics, 407- 437.
6Barro, Robert J. (]998). Human capital and growth in cross-country regressions. Manuscript, Harvard University.
7Romer, P. M. (1990). Human capital and growth: theory and evidence. Carnegie- Rochester Conference Series on Public Policy, 32, 251- 286.
8Shorrocks, R. 1980, "The Class of Additively Decomposable Inequality Measures", Econometrica, Vol. 48, No. 3.
9Barro, R., and Sala- i- Martin, X. 1992, "Convergence". Journal of Political Economy, 100 (2).
