Discussion paper series
Faculty of Economics Nagasaki University
Mahito Okura
Faculty of Economics Nagasaki University 2011 Discussion paper series / Faculty of Economics Nagasaki University no. 2011-06
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Akira Shimada
Faculty of Economics Nagasaki University 2011 Discussion paper series / Faculty of Economics Nagasaki University no. 2011-01
no. 2011-01