Furukawa Akiyoshi. Optimal Population of the City among Regions. Oikonomika. 2004. 40. 3. 81-94
Granger Causality Test and Fiscal Structure for Large-, Medium-, and Small-size Towns : in the case of Aichi Prefecture. OI KONOMIKA. 2001. 37. 304. 81-92
Optimal Pricing in the Case of Income Inequality. Studies in Regional Science. 2000. 30. 3. 171-177
FURUKAWA Akiyoshi. Optimal pricing and Utility in the Case of Income Inequality : Two Persons and Two transport Services Case. OIKONOMIKA. 2000. 37. 1. 49-58