6Chiswick, B.R., 1971, "Earnings Inequality and Eco- nomic Development" [J ]. Quarterly Journal of Economics, 85.
7Winegarden, C. R. Schooling and Income Distribution: Evidence from International Data[J]. Economica, 1979, (46).
8Park, K. H.. Educational Expansion and Educational In- equality on Income Distribution [J ] . Economics of Education Re- view, 1996,15(1).
9Tinbergen, J. "The Impact of Education on In come Dis- tribution" [ J]. Review of Income and Wealth, 1972,16 (2).
10Jess Benhabib,Mark M Spiegel.The Role of Human Capitalin Economic Development Evidence from Aggregate CrossCountry Data[J].Journal of Monetary Economics,1994,34:143-173.