1. Is public expenditure productive?
2. [2] Barro, J.R., and Lee, J.W., “International Comparisons of Educational Attainment,” Journal of Monetary Economics, 32, 1993, pp. 363-394.
3. [3] Hirschman, A., The Strategy of Economic Development, Yale University Press, 1958.
4. [4] Kanemoto, Y., Kitagawa, T., Saito, H., and Shioji, E., “Estimating Urban Agglomeration Economics for Japanese Metropolitan Areas: Is Tokyo Too Large ?,” GIS-Based Studies in the Humanities And Social Science, edited by A Okabe, 2006.
5. [5] Mankiw, G.N., Romer, D., and Weil, D.N., “A Contribution to the Empirics of Eonomic Growth,” Quartery Journal of Economics, 107, no. May, 1992, pp. 407-437.