1. Urban and regional imbalances in economic development;Alonso;Economic Development and Cultural Change,1968
2. Capital-labor substitution and economic efficiency;Arrow;Review of Economics and Statistics,1961
3. The effect of socio-economic factors on wage differentials in Japanese manufacturing industries;Blumenthal;Kikan Riron Keizagaku (The Economic Studies Quarterly),1966
4. On the Theory of Measurement of Technical Change;Brown,1966
5. Zenkoku Chiiki Keiryo Moderu no Kenkyu (A Study on Japan's Nation-wide Regional Econometric Model);Economic Planning Agency of Japan;Economic Research Institute Study,1967