3Barro,robert, 1991, Economic growth in a cross section of countries, Quarterly Journal of Economics 56,407- 433.
4Gerschenkron, Alexander, 1962, Economics Backwardness in Historical Perspective, Harvard University Press, Canbridge, MA.
5La Porta, Rafael, and Florencio kopez- de- Silanes, 1999, The benefits of privatization: Evidence from Mexico, Quarterly Journal of Economics 114.1193 - 1242.
7Shleifer, Anch:ei, and Robert Vishny, 1994, Politicians amd firms, Quarterly Journal of Economics 109.995 - 1025.
8Barberis, Nicholas, Maxin, Boycko Andrei Shleifer, and Natalia Tsukanova, 1996, How does privatization work? Evidence from the Russian shops,Journal of Political Economy 104,764- 790.
9Barro, Robert, 1991, Economic growth in a cross section of countries, Quarterly Journal of Economiscs 56,407 -443.
10Barro, Robert and Jong - Wha Lzee, 1996, Intetnational measuers of schooling years and schooling quality, American Economic Review Papers and Proceedings 86,218- 223.
