8Ahmad, S., Approaches to Purchasing Power Parity and Real Product Comparisons Using Shortcuts and Reduced Information, World Bank Staff Working Paper, SWP418.
9Chen and Fleisher, “Regional Income Inequality and Economic Growth in China”, Journal of Comparative Economics, 1996, 22, 141-164.
10Kravis, Irving B, 1981, An Approximation of the Relative Real per capita GDP or the People's Republic of China, Journal of Comparative Economics, No. 5.
