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Product variety and real exchange rates : the Balassa-Samuelson model reconsidered
Unayama, Takashi, (2003)
Upward bias in the consumer price index under the zero-inflation economy
Unayama, Takashi, (2004)
The possibility of pursuing both marriage/childbirth and employment, and the development of nursery schools
Unayama, Takashi, (2012)